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US Patent: 2,111,355
Machine Tool Speed Changer
Patentee:
Edward C. Bullard - Fairfield, Fairfield County, CT

USPTO Classifications:
29/29, 29/42, 82/143

Tool Categories:
industrial machines : industrial machine mechanisms : industrial machine speed changing mechanisms
metalworking machines : metalworking machine mechanisms

Assignees:
Bullard Co. - Bridgeport, Fairfield County, CT

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 27, 1937
Granted: Mar. 15, 1938

Patent Pictures:
USPTO pdf tiff
Google Patents
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"Vintage Machinery" entry for Bullard Machine Tool Co.

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