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US Patent: 743,156
Variable Speed and Reversing Mechanism
Patentee:
Fay O. Farwell - Dubuque, Dubuque County, IA

USPTO Classifications:
475/217

Tool Categories:
metalworking machines : metalworking machine mechanisms : metalworking variable speed mechanisms

Assignees:
Fay O. Farwell - Dubuque, Dubuque County, IA
The Adams Co. - Dubuque, Dubuque County, IA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 22, 1903
Granted: Nov. 03, 1903

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Adams Co.

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