Binder device releasably engaging aperture or notch of sheet – Opposed sheet retainers involving relative rectilinear travel – Telescopic retainers with means to telescopically drive...
Patent
1987-06-04
1989-04-18
Kazenske, E. R.
Binder device releasably engaging aperture or notch of sheet
Opposed sheet retainers involving relative rectilinear travel
Telescopic retainers with means to telescopically drive...
402 80R, 40155, 40156, B42, B42, A47G 106, G09F 112
Patent
active
048221953
ABSTRACT:
This invention relates to a multi-purpose album and in particular to one including a front cover, a back cover, a number of pages and a supporting stand. The front cover and the back cover are constituted by a flap and a slide plate, which flap has a rectangular recess at the central position for receiving a transparent plastic sheet and three raised edges. The slide plate may be inserted into the front cover and has a hinged portion which may overlap thereon. The hinged portion has two holes and two self-attaching pads. The pages are provided with two holes for receiving two sets of screws and nuts designed to bind the pages, the front cover and the back cover together.
REFERENCES:
patent: 1175404 (1916-03-01), Blattel
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patent: 4229892 (1980-10-01), Hueter et al.
patent: 4479733 (1984-10-01), Segal
patent: 4594802 (1986-06-01), Field
Heyrana Sr. Paul M.
Kazenske E. R.
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