Photographic films
UST986005I4 · kind I4 · defensive publication
0Cited by
0References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 20, 1978 |
| Grant date | Sep 4, 1979 |
| Priority date | — |
| Expiry date | Dec 20, 1998 |
Classification
- Technology area (CPC —)General
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.