US PATENT SUBCLASS 369 / 28
.~.~.~ By stored additional signal (e.g., tone)

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

24  DF  OPERATOR-ACTUATED REMOTE CONTROL OR INFORMATION LOCATION {3}
25  DF  .~ Dictation or transcribing {3}
27  DF  .~.~ With access to or marking of specified location (e.g., indexing) {1}
28.~.~.~ By stored additional signal (e.g., tone)

DEFINITION

Classification: 369/28

By stored additional signal (e.g., tone):

(under subclass 27) Subject matter wherein the indication is given by a signal stored in the same manner as the information signal.

(1) Note. Such indicating signals are often reproduced as audible tones.