Apparatus and method for recording, reproducing and erasing on o

Details Apparatus and method for recording, reproducing and erasing on o Apparatus and method for recording, reproducing and erasing on o

1981-04-22

1983-09-06

Stellar, George G.

Dynamic information storage or retrieval

Specific detail of information handling portion of system

Radiation beam modification of or by storage medium

369116, 369121, G11B 700

Patent

active

044033184

ABSTRACT:
An apparatus for recording, reproducing and erasing for an optical recording disc capable of recording information data with a high density, and capable of recording new information data and simultaneously erasing the previously recorded information data.

REFERENCES:
patent: 3971874 (1976-07-01), Ohta et al.
patent: 4298974 (1981-11-01), Tsunoda et al.

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