Containers formed of flexible sheet material providing one or more tie-strips
United States Patent 3217971
US Patent References:
Continuous envelopes
- - 3045891

Reclosable bag
- - 3107842

Opening and reclosure means for bags
- - 3140815

Dispensing flexible bag
- - 3171581


Inventors:
Shvetz, Roman E.
Publication Date:
11/16/1965
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Assignee:
Shvetz, Roman E.
Primary Class:
Other Classes:
383/37, 383/77, 24/30.50T
International Classes:
B65D33/16
Foreign References:
FR1154361A