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US Patent: 246,710
Back-gear clutch for upright drills
Patentee:
George W. Bean - New Haven, CT

USPTO Classifications:
408/124, 74/333

Tool Categories:
industrial machines : industrial machine mechanisms : industrial machine clutches
woodworking machines : wood drilling and boring : drill presses
metalworking machines : drilling and boring : drill presses

Assignees:
New Haven Manufacturing Co. - New Haven, CT

Manufacturer:
New Haven Manufacturing Co. - New Haven, CT

Witnesses:
L. D. Rogers
J. H. Shumway

Patent Dates:
Applied: Jun. 23, 1881
Granted: Sep. 06, 1881

Patent Pictures:
USPTO pdf tiff
Google Patents
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"Vintage Machinery" entry for New Haven Manufacturing Co.

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