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US Patent: 319,852
Reamer
Patentees:
Joseph Riddell (exact or similar names) - Sharon, Mercer County, PA
Conrad Carver Trout (exact or similar names) - Sharon, Mercer County, PA

USPTO Classifications:
408/200

Tool Categories:
metalworking machines : drilling and boring : drill bits : reamers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Mar. 16, 1885
Granted: Jun. 09, 1885

Patent Pictures:
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