Film data reading device
US4714332A · kind A · utility
18Cited by
1References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 3, 1985 |
| Grant date | Dec 22, 1987 |
| Priority date | — |
| Expiry date | Oct 3, 2005 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B7/24
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A film data reading device is provided with contacts for reading a data relative to a film from a data code part provided on a film cartridge. The contacts are arranged to be protrusible into and retractable from a cartridge loading chamber and to be retracted from the cartridge chamber when loading the chamber with the film cartridge.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.