G - Physics – 03 – F
Patent
G - Physics
03
F
26/31
G03F 7/20 (2006.01) G03B 27/20 (2006.01) H05K 3/00 (2006.01)
Patent
CA 1269824
RB(1420)BW DEVICE FOR ALIGNING A PHOTOMASK ONTO A PRINTED WIRING BOARD ABSTRACT OF THE INVENTION An apparatus for applying a phototool to a light sensitive substrate by means of a roller for applying the phototool to the substrate and a vacuum restraining means for restraining the phototool to maintain it under tension during application of the phototool to the substrate. -i-
521436
Atochem North America Inc.
Moffat & Co.
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