Title:
Portable transmitter apparatus with selective, diverse antenna means
United States Patent 3087117
US Patent References:
Frequency changer
- - 2063248

Radio receiver
- - 2361953

Communicating system
- - 2535063

Electroacoustic transducer set
- - 2573438

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- - 2899549


Inventors:
Mitchell, John F.
Publication Date:
04/23/1963
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Assignee:
MOTOROLA INC
Primary Class:
455/97
Other Classes:
455/277.100, 343/876, 128/903, 455/100, 455/107, 343/725, 343/702, 455/128
International Classes:
H01Q1/27