Apparatus for manufacturing envelopes

Manufacturing container or tube from paper; or other manufacturi – Container making – Pliable container

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Details

493241, 493245, 493266, B31B 2126

Patent

active

043380859

ABSTRACT:
Apparatus for feeding, scoring, gumming, and folding a blank into an envelope.

REFERENCES:
patent: 2058501 (1936-10-01), Potdevin
patent: 2645166 (1953-07-01), Blizard
patent: 3166996 (1965-01-01), Sauerman
patent: 3438310 (1969-04-01), Woodruff et al.
patent: 3712185 (1973-01-01), Falasconi et al.
patent: 3908524 (1975-09-01), Shore
patent: 4016808 (1977-04-01), Young
patent: 4225128 (1980-09-01), Holyoke

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