DIFF Subgroup
G02C 9/02 by hinging
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Attaching auxiliary optical parts > by hinging
CPC:
Attaching auxiliary optical parts (auxiliary optical parts per se G02C7/08 - G02C7/16) > by hinging
No child classifications to compare. This is a leaf node in both IPC and CPC.