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US Patent: 692,129
Roll Polishing Apparatus
Patentees:
Dougald R. Ferguson (exact or similar names) - Wilkinsburg, Allegheny County, PA
George W. Nimon (exact or similar names) - Port Perry, Allegheny County, PA

USPTO Classifications:
451/319, 451/428, 451/441, 82/128

Tool Categories:
metalworking machines : polishing machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Oct. 09, 1901
Granted: Jan. 28, 1902

Patent Pictures:
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