US PATENT SUBCLASS 343 / 817
.~.~.~ With parasitic element (e.g., reflector or 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}
810  DF  .~.~ Plural {4}
817.~.~.~ With parasitic element (e.g., reflector or director)

DEFINITION

Classification: 343/817

(under subclass 810) Subject matter wherein the plural antennas are combined with conductive structure which reradiates into free space impinging radio waves coming from or going to the active antennas.

SEE OR SEARCH THIS CLASS, SUBCLASS:

813, and 815, for plural parallel balanced doublets with a parasitic element.

818+, for single balanced doublets with a parasitic element.