B - Operations – Transporting – 65 – H
Patent
B - Operations, Transporting
65
H
B65H 19/29 (2006.01) B65H 18/28 (2006.01)
Patent
CA 2181302
A roll of paper, metal foil, or plastic film (10) is secured against unwinding by a helical adhesive strip (18) wound around the middle of the roll (10)more than 360°.
Elsner Engineering Works Inc.
Macrae & Co.
LandOfFree
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