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US Patent: 1,540,038
Electric motor
Patentee:
Milton H. Spielman - Cleveland, OH

USPTO Classifications:
310/216.127, 310/255, 310/428, 310/432, 310/58, 310/68E

Tool Categories:
electrical devices : electric motors

Assignees:
Domestic Electric Co. - Cleveland, OH

Manufacturer:
Domestic Electric Co. - Cleveland, OH

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 18, 1921
Granted: Jun. 02, 1925

Patent Pictures:
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"Vintage Machinery" entry for Domestic Electric Co.

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