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Version: 2024.01
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CPC
COOPERATIVE PATENT CLASSIFICATION
C12L
PITCHING OR DEPITCHING MACHINES
;
CELLAR TOOLS
(
cleaning of casks
B08B 9/00
)
[2013-01]
C12L 3/00
Pitching or depitching machines
[2013-01]
C12L 9/00
Venting devices for casks, barrels, or the like
[2013-01]
C12L 11/00
Cellar tools
[2013-01]
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