System and method for dating textured gelatin silver paper
US9678322B2 · kind B2 · utility
1Cited by
0References
13Claims
0Family size
Inventors
Key dates
| Filing date | Jul 17, 2014 |
| Grant date | Jun 13, 2017 |
| Priority date | — |
| Expiry date | Aug 31, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/74
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A system and method for dating gelatin silver photographic paper is provided. The system and method includes providing a database management system having physical texture characteristic profiles. The system implements a program of instructions to determine a probable date range or source for each textural characteristic profile. The system includes LED sources disposed around an inner surface of a dome; an LED controller, and a CCD imager microscope.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.