B - Operations – Transporting – 42 – F
Patent
B - Operations, Transporting
42
F
129/25
B42F 13/26 (2006.01)
Patent
CA 1317845
ABSTRACT A loose-leaf sheet binder mechanism with a case, hinge plates, ring halves and trigger lever to operate the hinge plates for opening and closing the ring halves. The case has first lock means on it in the form of a raised or dimpled member and the trigger lever has complementary second lock means on it.
579283
Acco Brands Inc.
Osler Hoskin & Harcourt Llp
LandOfFree
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