US PATENT SUBCLASS 367 / 128
.~ With electromagnetic wave

Current as of: June, 1999
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367 /   HD   COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES

118  DF  DISTANCE OR DIRECTION FINDING {6}
128.~ With electromagnetic wave

DEFINITION

Classification: 367/128

With electromagnetic wave:

(under subclass 118) Subject matter in which a signal is transmitted through space in the form of electromagnetic waves.