Envelopes – wrappers – and paperboard boxes – File folder or file envelope – Hanging type
Patent
1980-09-26
1983-05-10
Shoap, Allan N.
Envelopes, wrappers, and paperboard boxes
File folder or file envelope
Hanging type
229 55, B65D 3026
Patent
active
043825389
ABSTRACT:
A valved lined container is disclosed. The container has an opening at one corner through which the liner valve protrudes. The liner valve is supported by an end flap of the container. The other corners of the container are reinforced. The liner may be filled, emptied and sealed by the protruding liner valve. The liner has an unstressed bottom seal. The liner is attached to the bag near all four width extending edges of the container with releasable glue.
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Maguire Joseph M.
Shoap Allan N.
St. Regis Paper Company
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