Envelopes – wrappers – and paperboard boxes – Wrapper – Bottle
Patent
1976-05-10
1978-07-18
Moorhead, Davis T.
Envelopes, wrappers, and paperboard boxes
Wrapper
Bottle
229 7R, B65D 570, B65D 554
Patent
active
041010515
ABSTRACT:
Packaging means for liquids of cardboard or the like, whose surfaces are liquid-impermeable, which has a tear-open spout, a perforation line in a wall of the packaging means forming a tear-off cardboard strip, and side and end walls separated by end edges, a covering strip of plastics material being sealed onto the inside of the packaging means in the region of the perforation line, wherein the perforation line is closed per se and a region without welding joints is formed between a covering strip and the tear-off cardboard strip at least on the inner end of the internally sealed-on covering strip remote from the front end of the spout.
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patent: 3127082 (1964-03-01), Jagenberg
patent: 3166226 (1965-01-01), Mobly
patent: 3301458 (1967-01-01), Rausing et al.
patent: 3367551 (1968-02-01), Whebler
patent: 3613986 (1971-10-01), Christensson
patent: 3650458 (1972-03-01), Rausing
patent: 3687352 (1972-08-01), Kalajian
patent: 3795359 (1974-03-01), Rausing
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