Microfiche reader means
US4033684A · kind A · utility
11Cited by
6References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 6, 1975 |
| Grant date | Jul 5, 1977 |
| Priority date | — |
| Expiry date | Oct 6, 1995 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B21/116
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A microfiche reader permitting automatic loading and unloading of a microfiche, and rapid, automatic location of a frame on the microfiche in response to keyed input, which is converted to electrical values supplied to drive a frame location device carrying the microfiche in required directions to a requisite setting.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.