Stand for a revolving card index

Card – picture – or sign exhibiting – Register – or file – Rotatable carrier for file

Reexamination Certificate

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Details

C040S379000

Reexamination Certificate

active

10487571

ABSTRACT:
A stand for a revolving card index is formed from parts which are fitted together to enable the economic manufacture of the stand.

REFERENCES:
patent: 2589383 (1952-03-01), Holt
patent: 2703744 (1955-03-01), Karper
patent: 3628269 (1971-12-01), Dalh, Jr.
patent: 3890727 (1975-06-01), Rose
patent: 4599815 (1986-07-01), Waldo

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