Title:
Safety signaling device
United States Patent 3122736
US Patent References:
Life-sustaining apparatus
- - 1394824

Irrigation signal
- - 2082763

Irrigation signal
- - 2594885

/2732820.html
- - 2732820

Submersion signal
- - 2971206


Inventors:
Weber, Reinhold B.
Publication Date:
02/25/1964
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Assignee:
Weber, Reinhold B.
Primary Class:
340/815.400
Other Classes:
340/321, 441/17, 116/202, 340/604, 441/108, 441/89