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US Patent: 1,791,491
Cylindrical Honing Tool
Patentee:
William F. Emerson (exact or similar names) - Williamsville, Erie County, NY

USPTO Classifications:
451/476

Tool Categories:
metalworking tools : honing tools

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Apr. 03, 1929
Granted: Feb. 10, 1931

Patent Pictures:
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