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CA Patent: CA-52,043
Drill chuck
Patentee: David Weir (exact or similar names) - Hartford, CT USPTO Classifications: Tool Categories: metalworking machines : drilling and boring : drill presses : drill press chucks woodworking machines : wood drilling and boring : drill presses : drill press chucks Assignees: Chauncey Rhodes - Hartford, CT Manufacturer: Doebler Mfg. Co. - Middletown, CT Pratt & Weir Chuck Co. - Hartford, CT Witnesses: Unknown	Patent Dates: Applied: Mar. 02, 1895 Granted: Apr. 22, 1896 Patent Pictures: CIPO Data Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Doebler Mfg. Co. Vintage Machinery entry for Pratt & Weir Chuck Co.

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