US PATENT SUBCLASS 704 / 273
.~.~ Security system

Current as of: June, 1999
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704 /   HD   DATA PROCESSING: SPEECH SIGNAL PROCESSING, LINGUISTICS, LANGUAGE TRANSLATION, AND AUDIO COMPRESSION/DECOMPRESSION

200  DF  SPEECH SIGNAL PROCESSING {4}
270  DF  .~ Application {8}
273.~.~ Security system

DEFINITION

Classification: 704/273

Security system:

(under subclass 270) Subject matter for providing security (e.g., limited access).