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US Patent: 1,052,649
Grinding Machine
Patentee:
John W. Boynton (exact or similar names) - Athol, Worcester County, MA

USPTO Classifications:
125/11.01, 451/213, 451/374

Tool Categories:
metalworking machines : grinders : sharpening machines

Assignees:
Union Twist Drill Co. - Athol, Worcester County, MA

Manufacturer:
Union Twist Drill Co. - Athol, Worcester County, MA

Witnesses:
C. Stanley Newton
Simon MacKay
L. D. Goodwin
R. B. Ellms

Patent Dates:
Applied: Jul. 28, 1910
Granted: Feb. 11, 1913

Patent Pictures: [ 1 | 2 | 3 ]
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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Union Twist Drill Co.

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