Magnetic electrical switch
United States Patent 2770697
Inventors:
Kellett, Alfred L.
Publication Date:
11/13/1956
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Assignee:
Kellett, Alfred L.
Primary Class:
Other Classes:
200/404, 200/329, D13/158
International Classes:
H01H36/00
Foreign References:
| GB548466A | ||||
| GB559453A | ||||
| GB613270A | ||||
| FR1013025A |