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US Patent: 1,499,412
Drilling machine
Patentees: Roswell H. Rausch (exact or similar names) - Plainfield, NJ Willard Thomas Sears (exact or similar names) - Montclair, NJ USPTO Classifications: 144/135.3, 408/237 Tool Categories: metalworking machines : 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 (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin 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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