Binder

Details Binder Binder

1978-01-17

1979-09-25

Spicer, Jr.

Binder device releasably engaging aperture or notch of sheet

Opposed sheet retainers involving relative rectilinear travel

402 47, 402 48, B42F 1330

Patent

active

041689208

ABSTRACT:
Binder construction suited for filing papers, publications, letters and catalogues having a base member to be fixed to the inside back of a file cover and holders and their related parts intended to hold such papers and detachably mounted to the base member in such an arrangement as to be opened to desired cover side or sides of the binder construction.

REFERENCES:
patent: 755380 (1904-03-01), Montgomery
patent: 2057514 (1936-10-01), Darson et al.
patent: 2120659 (1938-06-01), Wedge
patent: 2142786 (1939-01-01), Haskin
patent: 2162594 (1939-06-01), Vaughan
patent: 2200460 (1940-05-01), Ungee et al.
patent: 2253039 (1941-08-01), Lewis
patent: 2543865 (1951-03-01), Danfil
patent: 2915068 (1959-02-01), Miyamoto
patent: 3879142 (1975-04-01), Takimoto

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