IPC Subgroup
G02C 5/12 Nose-pads; Nose-engaging surfaces of bridges or rims
Introduced: September 1968
Last revised: January 2006
Full Title
Constructions of non-optical parts > Nose-pads; Nose-engaging surfaces of bridges or rims
Classification Context
- Section:
- PHYSICS
- Class:
- OPTICS
- Subclass:
- SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES