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US Patent: 261,712
Commutator for Dynamo-Electric Machines
Patentee: William Hochhausen (exact or similar names) - 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 (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Excelsior Co.

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