Assignee
WEISBERG WARREN
3 granted patents·77 citations·filing 1977–1978
Top patents by PatentIndex Score
3 records- 0176US4176567AMethod of making a tear line-forming perforation in a sealed marginal portion of a bag and a sealed bag formed therebyWEISBERG WARREN·Filed 1978·Granted Dec 4, 1979·38 cites·8 claims
- 0270US4110956AApparatus for forming, filling and sealing bags made from flattened plastic tubular plastic stockWEISBERG WARREN·Filed 1977·Granted Sep 5, 1978·26 cites·6 claims
- 0342US4179027AHigh impact strength partially liquid filled bagWEISBERG WARREN·Filed 1978·Granted Dec 18, 1979·13 cites·3 claims
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