B - Operations – Transporting – 42 – D
Patent
B - Operations, Transporting
42
D
281/6
B42D 1/00 (2006.01) B42D 1/06 (2006.01) B42F 11/00 (2006.01) G09B 3/08 (2006.01)
Patent
CA 1276204
TITLE: BOUND BOOK WITH BOUND HOLDER CARRYING LOOSE-LEAF PAGES ABSTRACT OF THE DISCLOSURE A book containing question or other instruc- tional pages permanently bound therein by a binding such as a spiral wire binding. A holder of small lateral dimension is also bound by the permanent binding and car- ries loose-leaf answer or work pages secured to the hold- er by a loose-leaf binding such as a bendable metal strip. The book can be laid open flat or folded back on itself. The work pages can be used up and then replaced.
505085
Bereskin & Parr
Kumar-Misir Victor
LandOfFree
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