B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
93/11, 220/12
B65D 33/24 (2006.01) B65D 33/16 (2006.01) B65D 33/25 (2006.01) B65D 33/34 (2006.01)
Patent
CA 1330971
ABSTRACT OF THE DISCLOSURE A reclosable plastic film bag and the method of making the same with the bag having opposed side walls, pressure closable separable opposed rib and groove fastener elements on confronting faces of the top for closing the bag, plastic film above the fastener elements hermetically closing the bag top, lines of tear perforation through the film to tear off the top and perforation sealing strips attached to the surface of the film preventing the passage of air through the perforations.
574085
Boeckmann Hugo
Van Erden Donald L.
Gowling Lafleur Henderson Llp
Minigrip Inc.
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