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US Patent: 291,650
Current Regulator for Electric Motors
Patentee:
Charles J. Van Depoele - Chicago, IL

USPTO Classifications:
310/187, 318/293, 361/237

Tool Categories:
electrical devices : electric motors : motor regulators

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: May 10, 1883
Granted: Jan. 08, 1884

Patent Pictures:
USPTO pdf tiff
Google Patents
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"Vintage Machinery" entry for Van Depoele Electric Mfg. Co.

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