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US Patent: 2,258,776
Variable speed mechanism
Patentees:
Eric Hawkinson (exact or similar names) - Chicago, IL
Arthur W. L'Hommedieu (exact or similar names) - Chicago, IL

USPTO Classifications:
101/92, 474/26, 474/36, 474/40

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

Assignees:
Charles L'Hommedieu & Sons Co. - Chicago, IL

Manufacturer:
Charles L'Hommedieu & Sons Co. - Chicago, IL

Witnesses:
Unknown

Patent Dates:
Applied: Apr. 19, 1940
Granted: Oct. 14, 1941

Patent Pictures:
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Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Chas. L'Hommedieu & Sons Co.

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