Plastic film wrapper

Details Plastic film wrapper Plastic film wrapper

1976-07-29

1977-10-11

Price, William

Special receptacle or package

For tobacco, pipe or cigarette holder

Sheet-formed receptacle

206610, 229 40, 229 87C, B65D 326

Patent

active

040530469

ABSTRACT:
A sealed overlapping edge portion of a tearable plastic film envelope is embossed with a series of closely adjacent grooves which guide a tear across the seal.

REFERENCES:
patent: 2008361 (1935-07-01), Lindsey
patent: 2079328 (1937-05-01), McBean
patent: 2086735 (1937-07-01), Neumiller
patent: 2491422 (1949-12-01), Snyder
patent: 2833404 (1958-05-01), Jacobs et al.
patent: 3092251 (1963-06-01), Jaggers
patent: 3371775 (1968-03-01), Butler
patent: 3405861 (1968-10-01), Bush

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