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Multiple frequency antenna

  • US 3,389,394 A
  • Filed: 11/26/1965
  • Issued: 06/18/1968
  • Est. Priority Date: 11/26/1965
  • Status: Expired due to Term
First Claim
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1. A MULTIPLE FREQUENCY MICROWAVE ANTENNA COMPRISING A WAVEGUIDE, MEANS FOR COUPLING LOW FREQUENCY MICROWAVE SIGNAL ENERGY TO AND FROM SAID WAVEGUIDE, DIELECTRIC GUIDE MEANS DISPOSED IN COEXTENSIVE AND COAXIAL RELATIONSHIP WITH SAID WAVEGUIDE INTERNALLY THEREOF, AND MEANS FOR COUPLING HIGH FREQUENCY MICROWAVE SIGNAL ENERGY TO AND FROM SAID DIELECTRIC GUIDE MEANS.

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