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US Patent: 554,047
Changeable-speed gearing
Patentee:
John L. Bogert - Flushing, NY

USPTO Classifications:
74/370

Tool Categories:
metalworking machines : metalworking machine mechanisms : metalworking machine gearing
metalworking machines : metal lathes

Assignees:
None

Manufacturer:
John L. Bogert - Flushing, NY

Witnesses:
William S. Tinsdale
T. F. Bourne

Patent Dates:
Applied: Oct. 24, 1894
Granted: Feb. 04, 1896

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for John L. Bogert

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