Blip marking recorder in a microfilm duplicating apparatus

Details Blip marking recorder in a microfilm duplicating apparatus Blip marking recorder in a microfilm duplicating apparatus

1987-06-19

1988-11-15

Hix, L. T.

Photocopying

Projection printing and copying cameras

Tilting

355 41, 355 45, 354109, G03B 2752

Patent

active

047853336

ABSTRACT:
A blip marking recorder for a microfilm duplicating apparatus for duplicating images, recorded on a master film, onto a duplicate film through a photographic optical system, which comprises a blip marking imprinting mechanism disposed between the master film and the duplicate film for imprinting a blip marking for retrieval at a location between each of the neighboring frames of the duplicate film.

REFERENCES:
patent: 4324484 (1982-04-01), Johnson
patent: 4701046 (1987-10-01), Shiga

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