Utility
Subclass Subgroup Patent
A23B 4/052 11109599
A47J 37/0807 11109712
A47L 15/488 11109739
B60P 7/14 11110850
B65B 57/04 11111045
    11111046
C08J 5/046 11111342
D06F 37/203 11111619
  37/268 11111620
E06B 9/262 11111721
F24F 13/20 11112142
F25B 21/00 11112146
F41B 5/1469 11112206
G03G 21/1864 11112754
G05B 19/4099 11112769
G06Q 30/0266 11113727
H04L 61/2503 11115380
Design and Plant
Class Subclass Patent
D6 406.2 D0929765
D7 619.1 D0929815
D22 107 D0930103