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Paper, Printing & Office Supplies
Class Information
Number:
402/23
Name:
Binder device releasably engaging aperture or notch of sheet
>
Resilient sheet retainer requiring deflection for sheet removal
>
Releasably attached to keeper
>
One end permanently secured
> On discrete hinge pin
Description:
Device wherein the pivotally attached end of the sheet retainer is rotatably mounted on a separate and distinct pintle.
Patents under this class:
Patent Number
Title Of Patent
Date Issued
5184046
Circular waveguide plasma microwave sterilizer apparatus
Feb. 2, 1993
5017037
Pocket display and protective enclosure
May. 21, 1991
4531854
Device for holding sheets provided with perforations
Jul. 30, 1985
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