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US Patent: 1,495,080
Self Indicating Variable Spindle Drive
Patentee:
David C. Klausmeyer - Cincinnati, Hamilton County, OH

USPTO Classifications:
116/233, 470/181, 470/96, 74/333, 74/473.1

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

Assignees:
Cincinnati Bickford Tool Co. - Cincinnati, Hamilton County, OH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 03, 1922
Granted: May 20, 1924

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

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