US PATENT SUBCLASS 379 / FOR 130
.~ Telegraphy (379/108)

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

FOR 112  DF  TELEPHONE LINE OR SYSTEM COMBINED WITH DIVERSE ELECTRICAL SYSTEM OR SIGNALLING (E.G., COMPOSITE) (379/90) {8}
FOR 130.~ Telegraphy (379/108) {1}
FOR 131  DF  .~.~> Over telephone line (379/109)

DEFINITION

Classification: 379/FOR.130

Telegraphy:

Foreign art collection for transmitting a telephone signal over a telegraph circuit.