Envelope making machine
United States Patent 3023128
US Patent References:
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- - 1409908

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- - 1849540

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- - 2133341

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- - 2511781


Inventors:
Affelder, Harry F.
Publication Date:
02/27/1962
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Assignee:
WOLF DETROIT ENVELOPE COMPANY
Primary Class:
427/208.600
Other Classes:
118/262, 118/212, 118/239, 118/221
International Classes:
B31B19/00
US Patent References:
2651283Conveyer and adhesive applicator for carton blanks
2748025Machine for applying sealing material to articles
2821161Apparatus for applying a pressure sealing gum to envelopes and similar workpieces
2827010Adhesive applying apparatus
Foreign References:
GB703932A