Utility
Subclass Subgroup Patent
A47B 88/60 12167792
A61M 25/0108 12168105
C11D 3/505 12168760
C12N 5/0657 12168782
E03D 1/26 12168863
F16L 3/1058 12169036
G03G 15/80 12169381
G06Q 10/063118 12169798
Design and Plant
Class Subclass Patent
D12 317 D1054360