Binder device releasably engaging aperture or notch of sheet – Sheet
Patent
1989-03-17
1990-10-16
Bell, Paul A.
Binder device releasably engaging aperture or notch of sheet
Sheet
40360, B42F 1904
Patent
active
049630490
ABSTRACT:
A business card filing attachment comprises an elongated strip of flat clear plastic material and has a pair of contiguous opposed flanges along one longitudinal edge between which a business card is inserted. Along the other longitudinal edge are formed a pair of openings spaced and shaped for attaching to a card index file.
REFERENCES:
patent: 2847776 (1958-08-01), Robertson
patent: 4127690 (1978-11-01), Schleifenbaum et al.
patent: 4643452 (1987-02-01), Chang
patent: 4713901 (1987-12-01), Wells et al.
patent: 4849056 (1989-07-01), Ristuccia, Sr.
Bell Paul A.
Jaskiewicz Edmund M.
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