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US Patent: 151,444
Improvement in Metal Drilling Machines
Patentees:
Albert R. Silver - Salem, OH
Edward W. Fawcett - Salem, OH

USPTO Classifications:
408/137

Tool Categories:
woodworking machines : wood drilling and boring : drill presses

Assignees:
Albert R. Silver - Salem, OH
John Deming - Salem, OH

Manufacturer:
Silver & Deming Manufacturing Co. - Salem, OH

Witnesses:
Hiram Greiner
Peter Ambler

Patent Dates:
Applied: Apr. 24, 1874
Granted: May 26, 1874

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Silver & Deming Manufacturing Co.

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