Multiple electric switches
United States Patent 2863010
US Patent References:
Traffic signal
- - 1686850

Electric switch
- - 1903428

Signal switch
- - 1954272


Inventors:
Riedl, Alfred J.
Publication Date:
12/02/1958
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Assignee:
Riedl, Alfred J.
Primary Class:
200/5R
Other Classes:
200/6A
International Classes:
H01H25/04; H01H25/00