B - Operations – Transporting – 31 – B
Patent
B - Operations, Transporting
31
B
B31B 3/60 (2006.01) B31B 1/14 (2006.01) B31B 1/62 (2006.01) B31B 3/00 (2006.01)
Patent
CA 2180315
A method for providing paperboard to paperboard facing surfaces for forming an effective seal for cartons formed from a laminate of a relatively flexible fluid impervious material and a relatively rigid paperboard material.
Hawkins Kenneth E.
Walsh Joseph Christopher
Graphic Packaging Corporation
Macrae & Co.
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