Photoprinting attachment system for enlargers
US4082452A · kind A · utility
3Cited by
14References
20Claims
0Family size
Inventor
Key dates
| Filing date | Oct 10, 1975 |
| Grant date | Apr 4, 1978 |
| Priority date | — |
| Expiry date | Oct 10, 1995 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B27/326
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A photolettering, or photoprinting, attachment system for use with standard photographic enlargers, which includes an easel for holding photographic printing paper, comprising removable shield means to cover the paper and means to hold a layout positioning sheet in register with the photographic printing paper; said system may also include a film strip font carrier for positioning at the film plane of the enlarger.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.