Loose-leaf binder and method and apparatus for manufacturing imp

Details Loose-leaf binder and method and apparatus for manufacturing imp Loose-leaf binder and method and apparatus for manufacturing imp

1995-10-26

1997-07-29

Han, Frances

Binder device releasably engaging aperture or notch of sheet

Depository

402 70, 281 29, B42C 700, B42F 1300

Patent

active

056516282

ABSTRACT:
Disclosed is (1) a method of manufacturing a binder product, (2) an apparatus for use in operations for manufacturing binder products, (3) an improved binder which utilizes a rigid and arcuate spine board, and (4) an improved binder product with lid boards which are of a size in the range of industry standard sizes, but which are capable of fully enclosing tabbed document archiving office products.

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