US PATENT SUBCLASS 369 / 54
.~ With radiation storage or retrieval

Current as of: June, 1999
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369 /   HD   DYNAMIC INFORMATION STORAGE OR RETRIEVAL

53  DF  WITH CONDITION INDICATING (E.G., MONITORING) OR TESTING {3}
54.~ With radiation storage or retrieval

DEFINITION

Classification: 369/54

With radiation storage or retrieval:

(under subclass 53) Subject matter wherein the information signal is stored on or retrieved from the storage medium by information signal modulation of a beam of radiant energy.

SEE OR SEARCH THIS CLASS, SUBCLASS:

100+, for radiant energy storage or retrieval, in general.