Sheet detector
United States Patent 3176981
US Patent References:
Air control mechanism for pneumatic sheet separators
2665907
Double sheet stop for photographic copying apparatus
2632545
Comparator device
2551364
Signature-gathering machine
1738180
Air control mechanism for pneumatic sheet separators
2665907
Double sheet stop for photographic copying apparatus
2632545
Comparator device
2551364
Signature-gathering machine
1738180
Inventors:
Vandeman, Jack E.
Publication Date:
04/06/1965
Export Citation:
Assignee:
HARRIS INTERTYPE CORP
Primary Class:
International Classes:
B65H7/06
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