Binder device releasably engaging aperture or notch of sheet – Combined
Patent
1985-06-17
1987-08-11
Bell, Paul A.
Binder device releasably engaging aperture or notch of sheet
Combined
402 15, 24 6711, B42F 300, B42F 1300, B42F 112
Patent
active
046858210
ABSTRACT:
A document holder for an assembly of loose leaf sheets, such as computer printouts, including a channel member provided with a slot defining a track for slidably and separably receiving at least one binder element secured to the sheet assembly, wherein the binder element is detachably snapfitted to the sheet assembly through aligned apertures formed in corresponding perforated margin portions of the sheets.
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Bell Paul A.
Heyrana Sr. Paul M.
Semmes Raphael
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