Apparatus for producing identical sheets of material having a nu

Details Apparatus for producing identical sheets of material having a nu Apparatus for producing identical sheets of material having a nu

1977-05-09

1978-06-13

Griffin, Donald A.

Photocopying

Contact printing

Step and repeat

G03B 2704

Patent

active

040946053

ABSTRACT:
An apparatus for producing identical flat carriers each having an identical representation thereon, by the steps of providing a plurality of individual representations on a flat material in a predetermined mutual relationship, providing at least two reference marks on the flat material in predetermined relationship with respect to the representations, mounting the flat material carrying the representations in a preset position relative to a punch device by means of the reference marks and successively punching out the individual carriers from the flat material by the punch device.

REFERENCES:
patent: 2244497 (1941-06-01), McNaney
patent: 3176601 (1965-04-01), Bradley
patent: 3353469 (1967-11-01), Grover
I.B.M. Technical Disclosure Bulletin, vol. 7, No. 4, 9/1964, pp. 329-30, Step and Repeat Camera, N. Chand.

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