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US Patent: 775,372
Counter-shaft with changeable speed
Patentee:
George Langen - Cincinnati, OH

USPTO Classifications:
474/3

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

Assignees:
Cincinnati Planer Co. - Cincinnati, OH

Manufacturer:
Cincinnati Planer Co. - Cincinnati, OH

Witnesses:
Bertram B. Quillen
C. Spengel

Patent Dates:
Applied: Jan. 13, 1904
Granted: Nov. 22, 1904

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

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