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US Patent: 16,900
Metal Drill
Feeding Drill-Shafts
Patentee:
George C. Taft - Worcester, MA

USPTO Classifications:
74/841

Tool Categories:
metalworking machines : drilling and boring : horizontal drilling machines

Assignees:
Henry W. Mason - Unknown, Unknown

Manufacturer:
Not known to have been produced

Witnesses:
Henry W. Mason
William Greenleaf

Patent Dates:
Granted: Mar. 24, 1857

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for George C. Taft

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