Bag
United States Patent 3143278
US Patent References:
Envelope
- - 2074949

Bag
- - 2126203

Method of forming a seam
- - 2176584

Sealing envelopes
- - 2819010

Sealable sanitary bags
- - 2825497


Inventors:
Hiebert, Marie A.
Publication Date:
08/04/1964
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Assignee:
Hiebert, Marie A.
Primary Class:
383/93
Other Classes:
383/62
International Classes:
B65D33/18