Sectional digital switch
United States Patent 3089923
US Patent References:
Keyless lock
- - 1555969

Electric switch
- - 1564551

Electric switch
- - 2414191

Wall switch
- - 2421881

Multipole circuit breaker
- - 2662949


Inventors:
Dudley, Wright Harry
Publication Date:
05/14/1963
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Assignee:
ENDEVCO CORP
Primary Class:
200/5A
Other Classes:
200/278, 341/35, 200/11TW, 200/11R, 200/292, 200/11D
International Classes:
H01H9/16; H01H19/00; H03M1/00; H04J1/10; H04J1/00
US Patent References:
2824191Circuit breakers
2853564Digital switch
2874338Unit electrical switch for gang assembly
2967917Circuit breakers
Foreign References:
FR760989A
GB440222A
GB577897A