US PATENT SUBCLASS 370 / 271
.~ Special feature of multiplex telephone terminal

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


370 /   HD   MULTIPLEX COMMUNICATIONS

259  DF  SPECIAL SERVICES {3}
271.~ Special feature of multiplex telephone terminal

DEFINITION

Classification: 370/271

Special feature of multiplex telephone terminal:

(under subclass 259) Subject matter including structural details of a telephone used to provide special services to a subscriber in the multiplex communications.

SEE OR SEARCH CLASS

379, Telephonic Communications,

157+, and 201+ which may have special service telephone terminals without dealing with multiplex communications.