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US Patent: 1,499,412
Drilling machine
Patentees:
Roswell H. Rausch - Plainfield, NJ
Willard Thomas Sears - Montclair, NJ

USPTO Classifications:
144/135.3, 408/237

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

Assignees:
Niles-Bement-Pond Co. - New York, NY

Manufacturer:
Niles-Bement-Pond Co. - New York, NY

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 21, 1921
Granted: Jul. 01, 1924

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Niles-Bement-Pond Co.
Description:
Improved control of the spindle drive change-speed gearing of the radial drill in patent 1,296,863.

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