Dynamic magnetic information storage or retrieval – General processing of a digital signal – Data in specific format
Patent
1980-12-19
1983-03-22
Canney, Vincent P.
Dynamic magnetic information storage or retrieval
General processing of a digital signal
Data in specific format
360 50, 360 722, G11B 509, G11B 1518
Patent
active
043778259
ABSTRACT:
A magnetic tape recorder is removably secured to an electronic digital information processing apparatus of the portable type for storing digital information and audio information. The digital information stored in the magnetic tape recorder is let out from the magnetic tape recorder in response to commands introduced through a keyboard means included in the electronic digital information processing apparatus and is displayed on a digital display secured on the electronic digital information processing apparatus. In a preferred form, another keyboard means is removably associated with the electronic digital information processing apparatus, whereby many kinds of information can be stored in the magnetic tape recorder.
REFERENCES:
patent: 3681524 (1972-08-01), Nicholls
Hara Takeo
Kasubuchi Takeshi
Ozawa Kaoru
Canney Vincent P.
Sharp Kabushiki Kaisha
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