US PATENT SUBCLASS 379 / 420
.~ Having loudspeaking conversation capability (e.g., hands-free type or speakerphone)

Current as of: June, 1999
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379 /   HD   TELEPHONIC COMMUNICATIONS

419  DF  TERMINAL {4}
420.~ Having loudspeaking conversation capability (e.g., hands-free type or speakerphone)

DEFINITION

Classification: 379/420

Having loudspeaking conversation capability (e.g., hands-free type or speakerphone):

(under subclass 419) Subject matter which permits conversation with a user without physical contact with the terminal.

SEE OR SEARCH THIS CLASS, SUBCLASS:

388+, for circuitry particularly designed for a loudspeaking terminal.