Title:
TAPERED BAGS OR SLEEVES MADE FROM PLASTIC MATERIAL SHEETING AND JOINED BY TEARABLE PERFORATION LINES
United States Patent 3448915
Inventors:
Schwarzkopf, August
Publication Date:
06/10/1969
Export Citation:
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Assignee:
MESSRS WINDMOLLER & HOLSCHER
Primary Class:
383/37
Other Classes:
229/69
International Classes:
B29C65/02; B29C65/18; B31B25/00; B65D27/00; (IPC1-7): B65D31/12; B65D31/00; B65D33/00
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US Patent References:
3283422Disposable overshoe
3045891Continuous envelopes
2935241Bag




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