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US Patent: 123,886
Improvement in drilling-machines
Patentees:
Joseph Gardam - Williamsburg, NY
William Gardam - Williamsburg, NY

USPTO Classifications:
144/92, 474/133

Tool Categories:
metalworking machines : drilling and boring
woodworking machines : wood drilling and boring

Assignees:
None

Manufacturer:
Wm. Gardam & Son - New York, NY

Witnesses:
E. F. Kastenhuber
W. Hauff

Patent Dates:
Granted: Feb. 20, 1872

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Wm. Gardam & Son

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