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US Patent: 2,282,912
Grinding Wheel
Patentee:
Edward Van der Pyl (exact or similar names) - Holden, Worcester County, MA

USPTO Classifications:
451/548, 51/293

Tool Categories:
metalworking machines : grinders : sharpening machines : grinding wheels

Assignees:
Norton Co. - Worcester, Worcester County, MA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Sep. 11, 1939
Granted: May 12, 1942

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Norton Co.

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