Duplex reproduction machine

Details Duplex reproduction machine Duplex reproduction machine

1975-08-21

1977-07-12

Wintercorn, Richard A.

Photocopying

Projection printing and copying cameras

Copying both sides of original

355 8, 355 11, 355 51, G03B 2732, G03B 2752

Patent

active

040350738

ABSTRACT:
An apparatus for photocopying information existing on both sides of a duplex document, using dual scan of a transparent sandwich platen. Duplex copies of the document document to one side of the copy sheet, and then transporting the copy sheet within the apparatus to apply a print of the second side of the document to the reverse side of the copy sheet.

REFERENCES:
patent: 2578320 (1951-12-01), Schubert
patent: 3079839 (1963-03-01), Lohner et al.
patent: 3318212 (1967-05-01), Rubin

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