Binder device releasably engaging aperture or notch of sheet – Binder with visual identification means
Patent
1996-05-08
1998-01-27
Han, Frances
Binder device releasably engaging aperture or notch of sheet
Binder with visual identification means
402 73, 402502, 281 29, 281 31, B42F 1300
Patent
active
057116270
ABSTRACT:
A flexible spine binder with an open pocket extending the length of the spine and a stiff elongate member insertable into such pocket transforming the flexible spine into a stiff spine and also providing means for labelling the binder. The binder is made of film vinyl, polypropylene or the like.
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The 1989 Jacobs Gardner Catalog, p. 783, 1989.
Han Frances
Johnson Stanley E.
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