Working folder

Details Working folder Working folder

1984-05-07

1986-04-22

Bell, Paul A.

Books, strips, and leaves

Book, element thereof, or accessory therefor

Covers

281 29, 281 35, B42D 300, B42D 302

Patent

active

045837643

ABSTRACT:
A working folder comprises first and second cover panels folded one upon the other with the panels being joined to each other through a common fold edge. The folder also includes a cut-out portion in the second cover panel and a pocket panel which forms an insertion pocket together with the first cover panel; the edge of the cut-out portion in the second cover panel overlaps at least one edge of the pocket panel in the first cover panel. The folder can be fabricated with minimal waste of material and with a minimal number of fabrication steps.

REFERENCES:
patent: 956861 (1910-04-01), Levey
patent: 1549501 (1925-08-01), Patrick
patent: 2178404 (1939-10-01), Powter et al.
patent: 2318278 (1943-05-01), Arnold
patent: 3371850 (1968-03-01), Gorman
patent: 3788540 (1974-01-01), Sammons
patent: 3858790 (1975-01-01), Humphrey
patent: 3858791 (1975-01-01), Gendron
patent: 3971507 (1976-07-01), Stevenson
patent: 4058251 (1977-11-01), Stevenson

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