DIFF Subgroup
G02C 5/12 Nose pads; Nose-engaging surfaces of bridges or rims
Introduced: September 1968
Title
Titles differ between systems:
IPC: Nose-pads; Nose-engaging surfaces of bridges or rims
CPC: Nose pads; Nose-engaging surfaces of bridges or rims
Full Title
Full titles differ between systems:
IPC:
Constructions of non-optical parts > Nose-pads; Nose-engaging surfaces of bridges or rims
CPC:
Constructions of non-optical parts > Nose pads; Nose-engaging surfaces of bridges or rims
Of 3 combined children, 0 exist in both systems.
3 codes are CPC-only extensions.
Child Classifications
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