Method of manufacture of photosensitive material packaging body and photosensitive material packaging body
US7341819B2 · kind B2 · utility
0Cited by
8References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 25, 2005 |
| Grant date | Mar 11, 2008 |
| Priority date | — |
| Expiry date | Sep 27, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03C3/00
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Several sheets of sheet-shaped photosensitive material 1 are stacked on a paper tray container 2 prepared by press-forming stencil paper sheet, the photosensitive material 1 stacked on said paper tray container is inserted into a moisture-proof and light-shielding bag 3 made of a photosensitive material packaging material having moisture-proof and light-shielding properties and having an aluminum thin foil layer, and the moisture-proof and light-shielding bag 3 is sealed tight under a reduced pressure vacuum.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.