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Paper, Printing & Office Supplies
Class Information
Number:
402/53
Name:
Binder device releasably engaging aperture or notch of sheet
>
Opposed sheet retainers involving relative rectilinear travel
>
Telescopic retainers with means to telescopically drive and/or secure
>
Notched or grooved means
> Screw threaded
Description:
Device wherein the recess is in the form of a continuous helical groove.
Patents under this class:
Patent Number
Title Of Patent
Date Issued
D373599
Photo album
Sep. 10, 1996
5498090
Apparatus for combining perforated papers into stacks
Mar. 12, 1996
5224788
Direct access modular binder
Jul. 6, 1993
4991990
Photograph album attachment assembly
Feb. 12, 1991
4930927
Tamper-proof binder for photographs and the like
Jun. 5, 1990
4822195
Multi-purpose album
Apr. 18, 1989
4260274
Binder with magazine storage and hand tool
Apr. 7, 1981
4175880
Device for interlocking perforated writing material
Nov. 27, 1979
4126402
Binder with magazine storage
Nov. 21, 1978
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