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US Patent: 291,098
Art of Upsetting and Shaping Metal Bars
Patentees:
William Sellers (exact or similar names) - Philadelphia, PA
George H. Sellers (exact or similar names) - Ridley Park, Delaware County, PA

USPTO Classifications:
72/354.6

Tool Categories:

Assignees:
William Sellers - Philadelphia, PA
John Sellers, Jr. - Philadelphia, PA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Apr. 26, 1883
Granted: Jan. 01, 1884

Patent Pictures:
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