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US Patent: 758,361
Power Hammer
Henry W. Hathorn - Mason City, Cerro Gordo County, IA

USPTO Classifications:
72/433, 72/441

Tool Categories:
metalworking machines : forging machines : trip and helve hammers


Hathorn Foundry & Machine Co. - Mason City, Cerro Gordo County, IA
West Tire Setter Co. - Rochester, Monroe County, NY

A. N. Bumgardner
William H Hathorn
William Koeith
Charles S. Hyer

Patent Dates:
Applied: Jul. 01, 1903
Granted: Apr. 25, 1904

Patent Pictures: [ 1 | 2 ]
USPTO pdf tiff
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"Vintage Machinery" entry for West Tire Setter Co.
"Vintage Machinery" entry for Hathorn Foundry & Machine Co.
In 1908, Hathorn sold his rights to this patent to West Tire Setter Co. of Rochester, NY.

Patented in Canada, #CA-89,850.

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