US Patent: 667,406 - Variable Speed Gearing


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US Patent: 667,406

Variable Speed Gearing

Patentee:

William L. Schellenbach (exact or similar names) - Cincinnati, OH

USPTO Classifications:

Tool Categories:

industrial machines : industrial machine mechanisms : industrial machine gearing

metalworking machines : metal lathes

Assignees:

National Machine Tool Co. (Cincinnati) - Cincinnati, OH

Manufacturer:

Not known to have been produced

Witnesses:

Edward L. Alexander

Viola T. George

Oliver B. Kaiser

Patent Dates:
Applied:	Mar. 19, 1900
Granted:	Feb. 05, 1901

Patent Pictures:

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Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for National Machine Tool Co. (Cincinnati)

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