B - Operations – Transporting – 42 – F
Patent
B - Operations, Transporting
42
F
129/23, 129/36
B42F 15/00 (2006.01)
Patent
CA 1170141
ABSTRACT A document holder for releasably binding together loose-leaf stationery items and securing them to either single- or double-rail suspension filing systems is provided by a loose-leaf binder which incorporates a thin external spine structure incor- porating at least one hook suitable for suspending the binder from single-rail suspension systems and retractable head- and tail-end hooks suitable for use with double-rail suspension systems.
392685
Ermanski Albert G.
Wright David M.
Macrae & Co.
Wright Line Inc.
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