Utility
Subclass Subgroup Patent
A44C 17/02 09808055
  25/00 09808056
A61B 17/221 09808267
A61F 2/0063 09808331
A61H 9/0078 09808395
A61L 26/0019 09808554
F03D 1/0675 09810198
F16L 3/18 09810347
  33/207 09810357
F21V 23/0414 09810411
G06F 17/30174 09811527
Design and Plant
Class Subclass Patent
D21 803 D0802074