US PATENT SUBCLASS 343 / 737
.~.~ Plural


Current as of: June, 1999
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343 /   HD   COMMUNICATIONS: RADIO WAVE ANTENNAS

700 R  DF  ANTENNAS {58}
731  DF  .~ Traveling wave type {6}
737.~.~ Plural


DEFINITION

Classification: 343/737

(under subclass 731) At least two antennas, each above, which are independently operable.

(1) Note. Two wires with a reflection transformer at the end remote from the coupling are not deemed plural within the definition, since each wire requires the cooperation of the other for the antenna to operate in its intended manner. Such subject matter is classified in subclass 738 below.

SEE OR SEARCH THIS CLASS, SUBCLASS:

844, for plural antennas spaced a fractional or full wave length apart.

853+, for plural antennas in general with a coupling network or impedance in the leadin.

893, for plural antennas in general. See also the search notes thereunder for a field of search for plural antennas generally.