US PATENT SUBCLASS 343 / 898
.~ Hollow metallic body

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

700 R  DF  ANTENNAS {58}
898.~ Hollow metallic body

DEFINITION

Classification: 343/898

(under subclass 700) Subject matter wherein a substantial portion of the active antenna is hollow and of metal.

SEE OR SEARCH THIS CLASS, SUBCLASS:

767+, for slot type antennas which may involve hollow metallic bodies.

772+, for wave guide type antennas.

790+, for sleeve type antennas.

807, for balanced doublets having thick or enlarged arms

which may be hollow. 831, for stub type multiple or full wave antennas which may be hollow.

896, for cage or hollow post antennas formed of rods or wire.