IPC Main Group
G02C 13/00 Assembling; Repairing; Cleaning
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PHYSICS
- Class:
- OPTICS
- Subclass:
- SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
Related Keywords
ASSEMBLING of spectacle (eyeglass) partscleaning PINCE-NEZcleaning of SPECTACLE(S)