US PATENT SUBCLASS 178 / 119
.~ Optical member

Current as of: June, 1999
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178 /   HD   TELEGRAPHY

118  DF  RECEIVERS {4}
119.~ Optical member

DEFINITION

Classification: 178/119

Optical member:

(under subclass 118) Subject matter in which optical devices are used.

SEE OR SEARCH CLASS

455, Telecommunication,

600+, for optical communications.