DIFF Subgroup
G03C 1/685 Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances
Introduced: January 1990
Full Title
Full titles differ between systems:
IPC:
Photosensitive materials > Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances
CPC:
Photosensitive materials (photosensitive materials for multicolour processes G03C7/00; for diffusion transfer processes G03C8/00; photosensitive glass C03C4/04) > Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances
No child classifications to compare. This is a leaf node in both IPC and CPC.