Title:
Portable visual signal device for giving visual morse code signals
United States Patent 3205487
Inventors:
Vriend, Joseph A.
Publication Date:
09/07/1965
Export Citation:
Click for automatic bibliography generation
Assignee:
Vriend, Joseph A.
Primary Class:
340/321
Other Classes:
340/332
International Classes:
H04B10/04; H04B10/04
View Patent Images:
Download PDF 3205487        PDF help
US Patent References:
3114906Portable flare
3056954Portable signal device
2767390Emergency road light
2739305Combination flash and beacon light
2695403Flashing flashlight
2300795Distress buoy and the like
2283442Periodic switch
2066145Changeable color electric lamp
Foreign References:
AT204933B