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US Patent: 945,784
Commutator Truing Machine
Patentee:
Osman E. Hunt (exact or similar names) - Eagle Grove, Wright County, IA

USPTO Classifications:
29/27B, 451/418, 82/128

Tool Categories:
specialty tools : commutator truing tools

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 13, 1908
Granted: Jan. 11, 1910

Patent Pictures:
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