DIFF Subgroup
E05F 13/04 by platforms lowered by the weight of the user
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Operating mechanisms for wings, operated by the movement or weight of a person or vehicle > by platforms lowered by the weight of the user
CPC:
Mechanisms operated by the movement or weight of a person or vehicle (through power-operated wing-operating mechanisms E05F15/00) > by platforms lowered by the weight of the user
No child classifications to compare. This is a leaf node in both IPC and CPC.