Camera
US4448507A · kind A · utility
0Cited by
2References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 14, 1982 |
| Grant date | May 15, 1984 |
| Priority date | — |
| Expiry date | Jun 14, 2002 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B17/38
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A camera capable of changing over between electromagnetic release and mechanical release and to which a motor drive unit is attachable, whereby when in the mechanical release position the use of the motor drive unit permits an automatic winding operation to be initiated in response to return of the release button after the exposure has been completed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.