Composite memory device

Dynamic magnetic information storage or retrieval – Record medium – In container

Patent

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Details

369272, 369273, 369291, 365122, G11B 5012, G11B 700, G11B 2303, G11C 1306

Patent

active

048149241

ABSTRACT:
Disclosed is a composite memory device which comprises a recording disc medium having a large number of recording tracks to and from which data is written and read, a housing for holding the recording disc medium, a rewritable semiconductor memory disposed within a portion of the housing, and pins disposed within a portion of the housing for transferring data between the semiconductor memory and an external device.

REFERENCES:
patent: 3978320 (1976-08-01), McBride
patent: 4581716 (1986-04-01), Kamiya
patent: 4602351 (1986-07-01), Shimamura et al.
patent: 4683371 (1987-07-01), Drexler

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