Electronic flasher system
United States Patent 2916670

Inventors:
Pederson, Helmer T.
Publication Date:
12/08/1959
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Assignee:
BILL JACK SCIENT INSTR CO
Primary Class:
315/209R
Other Classes:
331/113R, 315/200A
International Classes:
H05B39/09; H05B39/00
US Patent References:
2772410Transistor indicator circuit
2776420Transistor indicator circuits
2806153Electric trigger circuits
2827568Transistor multivibrator
2829257Transistor oscillator circuit
2831127Trigger control-circuit arrangement