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US Patent: 1,434,752
Interlocking mechanism for drilling machines
Patentee: Willard Thomas Sears (exact or similar names) - Montclair, NJ USPTO Classifications: 200/50.4, 408/237, 409/900.2, 74/483R Tool Categories: metalworking machines : drilling and boring : drill presses : radial drill presses Assignees: Niles-Bement-Pond Co. - Jersey City, NJ Manufacturer: Niles Tool Works Co. - Hamilton, OH Witnesses: Unknown	Patent Dates: Applied: Feb. 18, 1920 Granted: Nov. 07, 1922 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: Patent date seen on a "Right Line" Radial Drill from Niles Tool Works Co., a Division of Niles-Bement-Pond Co.

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