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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Andrews; George R.
Address:
Temple City, CA
No. of patents:
1
Patents:












Patent Number Title Of Patent Date Issued
4475106 High sensitivity portable radio direction finder October 2, 1984
A simple inexpensive, very effective high to ultra high frequency radio direction finder is disclosed utilizing two parallel antenna units with switching means for alternately connecting the antenna units to a conventional unmodified FM or NBFM receiver at an audio frequency rate. If










 
 
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