US PATENT SUBCLASS 340 / 536
.~.~.~ Noninterfering

Current as of: June, 1999
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340 /   HD   COMMUNICATIONS: ELECTRICAL

500  DF  CONDITION RESPONSIVE INDICATING SYSTEM {6}
531  DF  .~ With particular coupling link {3}
533  DF  .~.~ Wired {4}
536.~.~.~ Noninterfering

DEFINITION

Classification: 340/536

Noninterfering:

(under subclass 533) Subject matter provided with means for preventing the transmission of other signals while a first signal is being transmitted.

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295, for this subject matter when not automatically responsive to a condition.

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178, Telegraphy,

17+, for telegraphy systems having noninterfering transmitters.