Copying and telecopying device

Details Copying and telecopying device Copying and telecopying device

1975-08-06

1977-02-01

Griffin, Donald A.

Photocopying

Projection printing and copying cameras

Reflector between original and photo-sensitive paper

355 49, G03B 2770, G03B 2748

Patent

active

040059332

ABSTRACT:
Copying and telecopying device using a mechanism ensuring the analysis of a document by a scanning beam which, transmitted from the document, is sent to a drum coated with selenium. According to the invention, the equipment is completed by a laser source whose beam can be directed along two parallel incident paths, to a helical mirror, one of the beams being used for the analysis of the document and the transmission of the information at a distance, the other beam being modulated by a facsimile signal and being directed onto the drum coated with selenium.

REFERENCES:
patent: 2478555 (1949-08-01), Yule
patent: 3709602 (1973-01-01), Satomi
patent: 3737225 (1973-06-01), Aughton
patent: 3819265 (1974-06-01), Feldman et al.

Affiliated with

Also associated with

Rating

Copying and telecopying device does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Copying and telecopying device, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Copying and telecopying device will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1089221