Title:
Commercial package and method and apparatus for making the same
United States Patent 3026656
US Patent References:
Method of packaging
- - 1970193
Method of packing food products and the like
- - 2241943
Means for vacuum sealing flexible packages
- - 2449272
Package encased in plastic sheet material and method of making the same
- - 2545243
Wrapping machinery and method
- - 2546721
Method of packaging
- - 1970193
Method of packing food products and the like
- - 2241943
Means for vacuum sealing flexible packages
- - 2449272
Package encased in plastic sheet material and method of making the same
- - 2545243
Wrapping machinery and method
- - 2546721
Inventors:
Rumsey Jr., Herbert
Publication Date:
03/27/1962
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Assignee:
GRACE W R & CO
Primary Class:
Other Classes:
383/103, 53/463, 383/101, 53/442, 206/497, 426/412, 206/484
International Classes:
B65B31/04
US Patent References: