Device for inserting data into photographs
US4323305A · kind A · utility
1Cited by
5References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 30, 1980 |
| Grant date | Apr 6, 1982 |
| Priority date | — |
| Expiry date | Jul 30, 2000 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B2217/243
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
In a data inserting device of the type using a flash discharge tube as light source, a display means is arranged to be driven for a sufficiently long period of time in response to flashing by the discharge tube for facilitating confirmation of insertion of data effected by flashing of the discharge tube.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.