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US Patent: 323,976
Automatic commutator adjuster for dynamo electric machines
Patentee:
Elihu Thomson (exact or similar names) - Lynn, Essex County, MA

USPTO Classifications:
322/55

Tool Categories:
electrical devices : electric motors : motor commutators

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Apr. 02, 1885
Granted: Aug. 11, 1885

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Thomson-Houston Electric Co.

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