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US Patent: 261,712
Commutator for Dynamo-Electric Machines
Patentee:
William Hochhausen - New York, NY

USPTO Classifications:
310/236

Tool Categories:
electrical devices : electric motors

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 02, 1882
Granted: Jul. 25, 1882

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Excelsior Co.

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