Apparatus for accessing an information storage device having def

Details Apparatus for accessing an information storage device having def Apparatus for accessing an information storage device having def

1976-01-23

1977-09-27

Nusbaum, Mark E.

Boots, shoes, and leggings

235312, G06F 1100

Patent

active

040514609

ABSTRACT:
An information storage device comprising an information storage unit consisting of a plurality of memory blocks each consisting of a plurality of memory cells, and means for storing therein the address information uniquely corresponding to said memory blocks including some inoperative memory blocks, whereby when the address information uniquely corresponding to a desired memory block is entered, said address information may be modified with the information stored in said means so that one of the memory blocks not including an inoperative memory cell may be selected.

REFERENCES:
patent: 3350690 (1967-10-01), Rice
patent: 3434116 (1969-03-01), Anacker
patent: 3444526 (1969-05-01), Fletcher et al.
patent: 3633175 (1972-01-01), Harper
patent: 3668644 (1972-06-01), Looschen
patent: 3699535 (1972-10-01), Klein
patent: 3737870 (1973-06-01), Carter et al.
patent: 3771143 (1973-11-01), Taylor
patent: 3917933 (1975-11-01), Scheuneman et al.
patent: 3934227 (1976-01-01), Worst

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