CPC to IPC Concordance for Subclass B 23B

Version: 2026.08

CPC Group	IPC Group
B 23B 1/00	B 23 B 1/00
B 23B 3/00	B 23 B 3/00
B 23B 3/02	B 23 B 3/02
B 23B 3/04	B 23 B 3/04
B 23B 3/06	B 23 B 3/06
B 23B 3/065	B 23 B 3/06
B 23B 3/08	B 23 B 3/08
B 23B 3/10	B 23 B 3/10
B 23B 3/12	B 23 B 3/12
B 23B 3/14	B 23 B 3/14
B 23B 3/16	B 23 B 3/16
B 23B 3/161	B 23 B 3/16
B 23B 3/162	B 23 B 3/16
B 23B 3/164	B 23 B 3/16
B 23B 3/165	B 23 B 3/16
B 23B 3/167	B 23 B 3/16
B 23B 3/168	B 23 B 3/16
B 23B 3/22	B 23 B 3/22
B 23B 3/24	B 23 B 3/24
B 23B 3/26	B 23 B 3/26
B 23B 3/265	B 23 B 3/26
B 23B 3/30	B 23 B 3/30
B 23B 3/32	B 23 B 3/32
B 23B 3/34	B 23 B 3/34
B 23B 3/36	B 23 B 3/36
B 23B 5/00	B 23 B 5/00
B 23B 5/02	B 23 B 5/02
B 23B 5/04	B 23 B 5/04
B 23B 5/06	B 23 B 5/06
B 23B 5/08	B 23 B 5/08
B 23B 5/10	B 23 B 5/10
B 23B 5/12	B 23 B 5/12
B 23B 5/14	B 23 B 5/14
B 23B 5/16	B 23 B 5/16
B 23B 5/161	B 23 B 5/16
B 23B 5/162	B 23 B 5/16
B 23B 5/163	B 23 B 5/16
B 23B 5/165	B 23 B 5/16
B 23B 5/166	B 23 B 5/16
B 23B 5/167	B 23 B 5/16
B 23B 5/168	B 23 B 5/16
B 23B 5/18	B 23 B 5/18
B 23B 5/20	B 23 B 5/20
B 23B 5/26	B 23 B 5/26
B 23B 5/28	B 23 B 5/28
B 23B 5/32	B 23 B 5/32
B 23B 5/36	B 23 B 5/36
B 23B 5/365	B 23 B 5/36
B 23B 5/38	B 23 B 5/38
B 23B 5/40	B 23 B 5/40
B 23B 5/46	B 23 B 5/46
B 23B 5/48	B 23 B 5/48
B 23B 7/00	B 23 B 7/00
B 23B 7/02	B 23 B 7/02
B 23B 7/04	B 23 B 7/04
B 23B 7/06	B 23 B 7/06
B 23B 7/10	B 23 B 7/10
B 23B 7/12	B 23 B 7/12
B 23B 9/00	B 23 B 9/00
B 23B 9/005	B 23 B 9/00
B 23B 9/02	B 23 B 9/02
B 23B 9/08	B 23 B 9/08
B 23B 11/00	B 23 B 11/00
B 23B 13/00	B 23 B 13/00
B 23B 13/02	B 23 B 13/02
B 23B 13/021	B 23 B 13/02
B 23B 13/022	B 23 B 13/02
B 23B 13/024	B 23 B 13/02
B 23B 13/025	B 23 B 13/02
B 23B 13/027	B 23 B 13/02
B 23B 13/028	B 23 B 13/02
B 23B 13/04	B 23 B 13/04
B 23B 13/06	B 23 B 13/06
B 23B 13/08	B 23 B 13/08
B 23B 13/10	B 23 B 13/10
B 23B 13/12	B 23 B 13/12
B 23B 13/121	B 23 B 13/12
B 23B 13/123	B 23 B 13/12
B 23B 13/125	B 23 B 13/12
B 23B 13/126	B 23 B 13/12
B 23B 13/128	B 23 B 13/12
B 23B 23/00	B 23 B 23/00
B 23B 23/005	B 23 B 23/00
B 23B 23/02	B 23 B 23/02
B 23B 23/025	B 23 B 23/02
B 23B 23/04	B 23 B 23/04
B 23B 23/045	B 23 B 23/04
B 23B 25/00	B 23 B 25/00
B 23B 25/02	B 23 B 25/02
B 23B 25/04	B 23 B 25/04
B 23B 25/06	B 23 B 25/06
B 23B 25/065	B 23 B 25/06
B 23B 27/00	B 23 B 27/00
B 23B 27/002	B 23 B 27/00
B 23B 27/005	B 23 B 27/00
B 23B 27/007	B 23 B 27/00
B 23B 27/02	B 23 B 27/02
B 23B 27/04	B 23 B 27/04
B 23B 27/045	B 23 B 27/04
B 23B 27/06	B 23 B 27/06
B 23B 27/065	B 23 B 27/06
B 23B 27/08	B 23 B 27/08
B 23B 27/083	B 23 B 27/08
B 23B 27/086	B 23 B 27/08
B 23B 27/10	B 23 B 27/10
B 23B 27/12	B 23 B 27/12
B 23B 27/14	B 23 B 27/14
B 23B 27/141	B 23 B 27/14
B 23B 27/143	B 23 B 27/14
B 23B 27/145	B 23 B 27/14
B 23B 27/146	B 23 B 27/14
B 23B 27/148	B 23 B 27/14
B 23B 27/16	B 23 B 27/16
B 23B 27/1603	B 23 B 27/16
B 23B 27/1607	B 23 B 27/16
B 23B 27/1611	B 23 B 27/16
B 23B 27/1614	B 23 B 27/16
B 23B 27/1618	B 23 B 27/16
B 23B 27/1622	B 23 B 27/16
B 23B 27/1625	B 23 B 27/16
B 23B 27/1629	B 23 B 27/16
B 23B 27/1633	B 23 B 27/16
B 23B 27/1637	B 23 B 27/16
B 23B 27/164	B 23 B 27/16
B 23B 27/1644	B 23 B 27/16
B 23B 27/1648	B 23 B 27/16
B 23B 27/1651	B 23 B 27/16
B 23B 27/1655	B 23 B 27/16
B 23B 27/1659	B 23 B 27/16
B 23B 27/1662	B 23 B 27/16
B 23B 27/1666	B 23 B 27/16
B 23B 27/167	B 23 B 27/16
B 23B 27/1674	B 23 B 27/16
B 23B 27/1677	B 23 B 27/16
B 23B 27/1681	B 23 B 27/16
B 23B 27/1685	B 23 B 27/16
B 23B 27/1688	B 23 B 27/16
B 23B 27/1692	B 23 B 27/16
B 23B 27/1696	B 23 B 27/16
B 23B 27/18	B 23 B 27/18
B 23B 27/20	B 23 B 27/20
B 23B 27/22	B 23 B 27/22
B 23B 27/24	B 23 B 27/24
B 23B 29/00	B 23 B 29/00
B 23B 29/02	B 23 B 29/02
B 23B 29/022	B 23 B 29/02
B 23B 29/025	B 23 B 29/02
B 23B 29/027	B 23 B 29/02
B 23B 29/03	B 23 B 29/03
B 23B 29/034	B 23 B 29/034
B 23B 29/03403	B 23 B 29/034
B 23B 29/03407	B 23 B 29/034
B 23B 29/0341	B 23 B 29/034
B 23B 29/03414	B 23 B 29/034
B 23B 29/03417	B 23 B 29/034
B 23B 29/03421	B 23 B 29/034
B 23B 29/03425	B 23 B 29/034
B 23B 29/03428	B 23 B 29/034
B 23B 29/03432	B 23 B 29/034
B 23B 29/03435	B 23 B 29/034
B 23B 29/03439	B 23 B 29/034
B 23B 29/03442	B 23 B 29/034
B 23B 29/03446	B 23 B 29/034
B 23B 29/0345	B 23 B 29/034
B 23B 29/03453	B 23 B 29/034
B 23B 29/03457	B 23 B 29/034
B 23B 29/0346	B 23 B 29/034
B 23B 29/03464	B 23 B 29/034
B 23B 29/03467	B 23 B 29/034
B 23B 29/03471	B 23 B 29/034
B 23B 29/03475	B 23 B 29/034
B 23B 29/03478	B 23 B 29/034
B 23B 29/03482	B 23 B 29/034
B 23B 29/03485	B 23 B 29/034
B 23B 29/03489	B 23 B 29/034
B 23B 29/03492	B 23 B 29/034
B 23B 29/03496	B 23 B 29/034
B 23B 29/04	B 23 B 29/04
B 23B 29/043	B 23 B 29/04
B 23B 29/046	B 23 B 29/04
B 23B 29/06	B 23 B 29/06
B 23B 29/08	B 23 B 29/08
B 23B 29/10	B 23 B 29/10
B 23B 29/12	B 23 B 29/12
B 23B 29/125	B 23 B 29/12
B 23B 29/14	B 23 B 29/14
B 23B 29/16	B 23 B 29/16
B 23B 29/18	B 23 B 29/18
B 23B 29/20	B 23 B 29/20
B 23B 29/205	B 23 B 29/20
B 23B 29/22	B 23 B 29/22
B 23B 29/24	B 23 B 29/24
B 23B 29/242	B 23 B 29/24
B 23B 29/244	B 23 B 29/24
B 23B 29/246	B 23 B 29/24
B 23B 29/248	B 23 B 29/24
B 23B 29/26	B 23 B 29/26
B 23B 29/28	B 23 B 29/28
B 23B 29/282	B 23 B 29/28
B 23B 29/285	B 23 B 29/28
B 23B 29/287	B 23 B 29/28
B 23B 29/32	B 23 B 29/32
B 23B 29/323	B 23 B 29/32
B 23B 29/326	B 23 B 29/32
B 23B 29/34	B 23 B 29/34
B 23B 31/00	B 23 B 31/00
B 23B 31/001	B 23 B 31/00
B 23B 31/003	B 23 B 31/00
B 23B 31/005	B 23 B 31/00
B 23B 31/006	B 23 B 31/00
B 23B 31/008	B 23 B 31/00
B 23B 31/02	B 23 B 31/02
B 23B 31/021	B 23 B 31/02
B 23B 31/023	B 23 B 31/02
B 23B 31/025	B 23 B 31/02
B 23B 31/026	B 23 B 31/02
B 23B 31/0261	B 23 B 31/02
B 23B 31/028	B 23 B 31/02
B 23B 31/06	B 23 B 31/06
B 23B 31/07	B 23 B 31/07
B 23B 31/08	B 23 B 31/08
B 23B 31/083	B 23 B 31/08
B 23B 31/086	B 23 B 31/08
B 23B 31/10	B 23 B 31/10
B 23B 31/101	B 23 B 31/10
B 23B 31/102	B 23 B 31/10
B 23B 31/103	B 23 B 31/103
B 23B 31/107	B 23 B 31/107
B 23B 31/1071	B 23 B 31/107
B 23B 31/1072	B 23 B 31/107
B 23B 31/1073	B 23 B 31/107
B 23B 31/10741	B 23 B 31/107
B 23B 31/1075	B 23 B 31/107
B 23B 31/1076	B 23 B 31/107
B 23B 31/1077	B 23 B 31/107
B 23B 31/1078	B 23 B 31/107
B 23B 31/1079	B 23 B 31/107
B 23B 31/11	B 23 B 31/11
B 23B 31/1107	B 23 B 31/11
B 23B 31/1115	B 23 B 31/11
B 23B 31/1122	B 23 B 31/11
B 23B 31/113	B 23 B 31/113
B 23B 31/117	B 23 B 31/117
B 23B 31/1171	B 23 B 31/117
B 23B 31/1172	B 23 B 31/117
B 23B 31/1173	B 23 B 31/117
B 23B 31/1174	B 23 B 31/117
B 23B 31/1175	B 23 B 31/117
B 23B 31/1176	B 23 B 31/117
B 23B 31/1177	B 23 B 31/117
B 23B 31/1178	B 23 B 31/117
B 23B 31/1179	B 23 B 31/117
B 23B 31/12	B 23 B 31/12
B 23B 31/1207	B 23 B 31/12
B 23B 31/1215	B 23 B 31/12
B 23B 31/1223	B 23 B 31/12
B 23B 31/123	B 23 B 31/12
B 23B 31/1238	B 23 B 31/12
B 23B 31/1246	B 23 B 31/12
B 23B 31/1253	B 23 B 31/12
B 23B 31/1261	B 23 B 31/12
B 23B 31/1269	B 23 B 31/12
B 23B 31/1276	B 23 B 31/12
B 23B 31/1284	B 23 B 31/12
B 23B 31/1292	B 23 B 31/12
B 23B 31/14	B 23 B 31/14
B 23B 31/141	B 23 B 31/14
B 23B 31/142	B 23 B 31/14
B 23B 31/16	B 23 B 31/16
B 23B 31/16004	B 23 B 31/163
B 23B 31/16008	B 23 B 31/163
B 23B 31/16012	B 23 B 31/163
B 23B 31/16016	B 23 B 31/163
B 23B 31/1602	B 23 B 31/163
B 23B 31/16025	B 23 B 31/163
B 23B 31/16029	B 23 B 31/163
B 23B 31/16033	B 23 B 31/163
B 23B 31/16037	B 23 B 31/163
B 23B 31/16041	B 23 B 31/163
B 23B 31/16045	B 23 B 31/16
B 23B 31/1605	B 23 B 31/16
B 23B 31/16054	B 23 B 31/16
B 23B 31/16058	B 23 B 31/16
B 23B 31/16062	B 23 B 31/16
B 23B 31/16066	B 23 B 31/16
B 23B 31/1607	B 23 B 31/16
B 23B 31/16075	B 23 B 31/16
B 23B 31/16079	B 23 B 31/16
B 23B 31/16083	B 23 B 31/16
B 23B 31/16087	B 23 B 31/16
B 23B 31/16091	B 23 B 31/16
B 23B 31/16095	B 23 B 31/16
B 23B 31/161	B 23 B 31/16
B 23B 31/16104	B 23 B 31/16
B 23B 31/16108	B 23 B 31/16
B 23B 31/16112	B 23 B 31/16
B 23B 31/16116	B 23 B 31/16
B 23B 31/1612	B 23 B 31/171
B 23B 31/16125	B 23 B 31/171
B 23B 31/16129	B 23 B 31/171
B 23B 31/16133	B 23 B 31/171
B 23B 31/16137	B 23 B 31/171
B 23B 31/16141	B 23 B 31/171
B 23B 31/16145	B 23 B 31/171
B 23B 31/1615	B 23 B 31/171
B 23B 31/16154	B 23 B 31/171
B 23B 31/16158	B 23 B 31/173
B 23B 31/16162	B 23 B 31/173
B 23B 31/16166	B 23 B 31/173
B 23B 31/1617	B 23 B 31/173
B 23B 31/16175	B 23 B 31/173
B 23B 31/16179	B 23 B 31/173
B 23B 31/16183	B 23 B 31/173
B 23B 31/16187	B 23 B 31/173
B 23B 31/16191	B 23 B 31/173
B 23B 31/16195	B 23 B 31/175
B 23B 31/162	B 23 B 31/175
B 23B 31/16204	B 23 B 31/175
B 23B 31/16208	B 23 B 31/175
B 23B 31/16212	B 23 B 31/175
B 23B 31/16216	B 23 B 31/175
B 23B 31/1622	B 23 B 31/175
B 23B 31/16225	B 23 B 31/175
B 23B 31/16229	B 23 B 31/175
B 23B 31/16233	B 23 B 31/177
B 23B 31/16237	B 23 B 31/177
B 23B 31/16241	B 23 B 31/177
B 23B 31/16245	B 23 B 31/177
B 23B 31/1625	B 23 B 31/177
B 23B 31/16254	B 23 B 31/177
B 23B 31/16258	B 23 B 31/177
B 23B 31/16262	B 23 B 31/177
B 23B 31/16266	B 23 B 31/177
B 23B 31/1627	B 23 B 31/16
B 23B 31/16275	B 23 B 31/16
B 23B 31/16279	B 23 B 31/16
B 23B 31/16283	B 23 B 31/16
B 23B 31/16287	B 23 B 31/16
B 23B 31/16291	B 23 B 31/16
B 23B 31/16295	B 23 B 31/16
B 23B 31/18	B 23 B 31/18
B 23B 31/185	B 23 B 31/18
B 23B 31/19	B 23 B 31/19
B 23B 31/20	B 23 B 31/20
B 23B 31/201	B 23 B 31/20
B 23B 31/2012	B 23 B 31/20
B 23B 31/20125	B 23 B 31/20
B 23B 31/202	B 23 B 31/20
B 23B 31/2025	B 23 B 31/20
B 23B 31/204	B 23 B 31/20
B 23B 31/206	B 23 B 31/20
B 23B 31/207	B 23 B 31/20
B 23B 31/2072	B 23 B 31/20
B 23B 31/2073	B 23 B 31/20
B 23B 31/208	B 23 B 31/20
B 23B 31/22	B 23 B 31/22
B 23B 31/223	B 23 B 31/12
B 23B 31/226	B 23 B 31/12
B 23B 31/24	B 23 B 31/24
B 23B 31/26	B 23 B 31/26
B 23B 31/261	B 23 B 31/26
B 23B 31/263	B 23 B 31/26
B 23B 31/265	B 23 B 31/26
B 23B 31/266	B 23 B 31/26
B 23B 31/268	B 23 B 31/26
B 23B 31/28	B 23 B 31/28
B 23B 31/30	B 23 B 31/30
B 23B 31/302	B 23 B 31/30
B 23B 31/305	B 23 B 31/30
B 23B 31/307	B 23 B 31/30
B 23B 31/32	B 23 B 31/32
B 23B 31/34	B 23 B 31/34
B 23B 31/36	B 23 B 31/36
B 23B 31/38	B 23 B 31/38
B 23B 31/39	B 23 B 31/39
B 23B 31/40	B 23 B 31/40
B 23B 31/4006	B 23 B 31/40
B 23B 31/4013	B 23 B 31/40
B 23B 31/402	B 23 B 31/40
B 23B 31/4026	B 23 B 31/40
B 23B 31/4033	B 23 B 31/40
B 23B 31/404	B 23 B 31/40
B 23B 31/4046	B 23 B 31/40
B 23B 31/4053	B 23 B 31/40
B 23B 31/406	B 23 B 31/40
B 23B 31/4066	B 23 B 31/40
B 23B 31/4073	B 23 B 31/40
B 23B 31/408	B 23 B 31/40
B 23B 31/4086	B 23 B 31/40
B 23B 31/4093	B 23 B 31/40
B 23B 31/42	B 23 B 31/42
B 23B 33/00	B 23 B 33/00
B 23B 33/005	B 23 B 33/00
B 23B 35/00	B 23 B 35/00
B 23B 35/005	B 23 B 35/00
B 23B 37/00	B 23 B 37/00
B 23B 39/00	B 23 B 39/00
B 23B 39/003	B 23 B 39/00
B 23B 39/006	B 23 B 39/00
B 23B 39/02	B 23 B 39/02
B 23B 39/04	B 23 B 39/04
B 23B 39/06	B 23 B 39/06
B 23B 39/08	B 23 B 39/08
B 23B 39/10	B 23 B 39/10
B 23B 39/12	B 23 B 39/12
B 23B 39/14	B 23 B 39/14
B 23B 39/16	B 23 B 39/16
B 23B 39/161	B 23 B 39/16
B 23B 39/162	B 23 B 39/16
B 23B 39/163	B 23 B 39/16
B 23B 39/165	B 23 B 39/16
B 23B 39/166	B 23 B 39/16
B 23B 39/167	B 23 B 39/16
B 23B 39/168	B 23 B 39/16
B 23B 39/18	B 23 B 39/18
B 23B 39/20	B 23 B 39/20
B 23B 39/205	B 23 B 39/20
B 23B 39/22	B 23 B 39/22
B 23B 39/24	B 23 B 39/24
B 23B 39/26	B 23 B 39/26
B 23B 39/28	B 23 B 39/28
B 23B 41/00	B 23 B 41/00
B 23B 41/003	B 23 B 41/00
B 23B 41/006	B 23 B 41/00
B 23B 41/02	B 23 B 41/02
B 23B 41/04	B 23 B 41/04
B 23B 41/06	B 23 B 41/06
B 23B 41/10	B 23 B 41/10
B 23B 41/12	B 23 B 41/12
B 23B 41/14	B 23 B 41/14
B 23B 41/16	B 23 B 41/16
B 23B 43/00	B 23 B 43/00
B 23B 43/02	B 23 B 43/02
B 23B 45/00	B 23 B 45/00
B 23B 45/001	B 23 B 45/00
B 23B 45/003	B 23 B 45/00
B 23B 45/005	B 23 B 45/00
B 23B 45/006	B 23 B 45/00
B 23B 45/008	B 23 B 45/00
B 23B 45/02	B 23 B 45/02
B 23B 45/04	B 23 B 45/04
B 23B 45/042	B 23 B 45/04
B 23B 45/044	B 23 B 45/04
B 23B 45/046	B 23 B 45/04
B 23B 45/048	B 23 B 45/04
B 23B 45/06	B 23 B 45/06
B 23B 45/08	B 23 B 45/08
B 23B 45/10	B 23 B 45/10
B 23B 45/12	B 23 B 45/12
B 23B 47/00	B 23 B 47/00
B 23B 47/26	B 23 B 47/26
B 23B 47/28	B 23 B 47/28
B 23B 47/281	B 23 B 47/28
B 23B 47/282	B 23 B 47/28
B 23B 47/284	B 23 B 47/28
B 23B 47/285	B 23 B 47/28
B 23B 47/287	B 23 B 47/28
B 23B 47/288	B 23 B 47/28
B 23B 47/30	B 23 B 47/30
B 23B 47/32	B 23 B 47/32
B 23B 47/34	B 23 B 47/34
B 23B 49/00	B 23 B 49/00
B 23B 49/001	B 23 B 49/00
B 23B 49/003	B 23 B 49/00
B 23B 49/005	B 23 B 49/00
B 23B 49/006	B 23 B 49/00
B 23B 49/008	B 23 B 49/00
B 23B 49/02	B 23 B 49/02
B 23B 49/023	B 23 B 49/02
B 23B 49/026	B 23 B 49/02
B 23B 49/04	B 23 B 49/04
B 23B 49/06	B 23 B 49/06
B 23B 51/00	B 23 B 51/00
B 23B 51/0002	B 23 B 51/00
B 23B 51/0003	B 23 B 51/00
B 23B 51/00035	B 23 B 51/00
B 23B 51/0004	B 23 B 51/00
B 23B 51/0005	B 23 B 51/00
B 23B 51/0006	B 23 B 51/00
B 23B 51/0007	B 23 B 51/00
B 23B 51/0008	B 23 B 51/00
B 23B 51/0011	B 23 B 51/00
B 23B 51/0018	B 23 B 51/00
B 23B 51/0027	B 23 B 51/00
B 23B 51/0036	B 23 B 51/00
B 23B 51/0045	B 23 B 51/00
B 23B 51/0054	B 23 B 51/00
B 23B 51/0063	B 23 B 51/00
B 23B 51/0072	B 23 B 51/00
B 23B 51/0081	B 23 B 51/00
B 23B 51/009	B 23 B 51/00
B 23B 51/0095	B 23 B 51/00
B 23B 51/011	B 23 B 51/00
B 23B 51/02	B 23 B 51/02
B 23B 51/04	B 23 B 51/04
B 23B 51/0411	B 23 B 51/04
B 23B 51/0413	B 23 B 51/04
B 23B 51/0417	B 23 B 51/04
B 23B 51/042	B 23 B 51/04
B 23B 51/0426	B 23 B 51/04
B 23B 51/044	B 23 B 51/04
B 23B 51/0453	B 23 B 51/04
B 23B 51/0461	B 23 B 51/04
B 23B 51/0466	B 23 B 51/04
B 23B 51/0467	B 23 B 51/04
B 23B 51/0468	B 23 B 51/04
B 23B 51/0469	B 23 B 51/04
B 23B 51/0473	B 23 B 51/04
B 23B 51/0486	B 23 B 51/04
B 23B 51/0493	B 23 B 51/04
B 23B 51/05	B 23 B 51/05
B 23B 51/06	B 23 B 51/06
B 23B 51/063	B 23 B 51/06
B 23B 51/066	B 23 B 51/06
B 23B 51/068	B 23 B 51/06
B 23B 51/0682	B 23 B 51/06
B 23B 51/0684	B 23 B 51/06
B 23B 51/0686	B 23 B 51/06
B 23B 51/08	B 23 B 51/08
B 23B 51/10	B 23 B 51/10
B 23B 51/101	B 23 B 51/10
B 23B 51/102	B 23 B 51/10
B 23B 51/103	B 23 B 51/10
B 23B 51/104	B 23 B 51/10
B 23B 51/105	B 23 B 51/10
B 23B 51/106	B 23 B 51/10
B 23B 51/107	B 23 B 51/10
B 23B 51/108	B 23 B 51/10
B 23B 51/1085	B 23 B 51/10
B 23B 51/109	B 23 B 51/10
B 23B 51/12	B 23 B 51/12
B 23B 51/123	B 23 B 51/12
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CPC to IPC Concordance for Subclass B23B

CPC to IPC Concordance for Subclass B 23B