US PATENT SUBCLASS 379 / 111-- WITH USAGE MEASUREMENT (E.G., CALL OR TRAFFIC REGISTER)

US PATENT SUBCLASS 379 / 111
WITH USAGE MEASUREMENT (E.G., CALL OR TRAFFIC REGISTER)

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

111		WITH USAGE MEASUREMENT (E.G., CALL OR TRAFFIC REGISTER) {3}
112	DF	.~> Computer or processor control {1}
114	DF	.~> Call charge metering or monitoring {5}
133	DF	.~> Call traffic recording or monitoring {2}

DEFINITION

Classification: 379/111

WITH USAGE MEASUREMENT (E.G., CALL OR TRAFFIC REGISTER):

(under the class definition) Subject matter which determines the length, number, frequency, or cost of telephone usage and is combined with telephone equipment.

(1) Note. The telephone usage determining equipment, per se, is classifiable elsewhere.

(2) Note. Such equipment often includes a register for counting calls, or determining time of usage.

SEE OR SEARCH THIS CLASS, SUBCLASS:

13, for testing of usage measurement equipment.

SEE OR SEARCH CLASS

235, Registers,

91, for a mechanical register operated by a telephone. 368, Horology: Time Measuring Systems or Devices,

4, for a horological device controlled by a nominally recited telephone.

377, Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems, appropriate subclasses for an electrical counter or register, per se.