Portable radio compass
United States Patent 2535053
US Patent References:
/0876165.html
- - 0876165

/0948086.html
- - 0948086

Wireless telegraph and telephone instrument
- - 1486049

Portable radioantenna
- - 1640929

Direction finder correcting loop
- - 2207244


Inventors:
Ercolino, Michael D.
Publication Date:
12/26/1950
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Assignee:
Ercolino, Michael D.
Primary Class:
343/718
Other Classes:
342/419, 343/867, 343/728, 343/748, 455/351, 343/855, 455/280
International Classes:
H01Q1/27
US Patent References:
2220087Direction finding
2255897Means for radio communication
2319627System and apparatus for sound reception