Title:
Transmitter buoy
United States Patent 2497852
US Patent References:
/0740317.html
- - 0740317

Battery
- - 1417692

Marine signaling apparatus
- - 1485776

Battery construction
- - 1503380

Illuminating device for swimmers
- - 2115744


Inventors:
Arenstein, Gilbert H.
Publication Date:
02/21/1950
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Assignee:
Arenstein, Gilbert H.
Primary Class:
441/11
Other Classes:
429/119, 244/138R, 367/4, 455/99
International Classes:
H01Q1/34; H04B1/02; H01Q1/27
US Patent References:
2281284Altitude determining means and method
2293949Altimeter
2310017Emergency transmitter