US PATENT SUBCLASS 343 / 819
.~.~.~ With reflector and director

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

700 R  DF  ANTENNAS {58}
793  DF  .~ Balanced doublet - centerfed (e.g., dipole) {17}
818  DF  .~.~ With parasitic element (e.g., reflector or director) {1}
819.~.~.~ With reflector and director

DEFINITION

Classification: 343/819

(under subclass 818) Subject matter including both a director and reflector as defined in the above subclass.

SEE OR SEARCH THIS CLASS, SUBCLASS:

833, for antennas in general having parasitic directors and reflectors.