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US Patent: 2,344,371
Ring Grinding Machine
Patentee:
Ralph M. Shaw, Jr. (exact or similar names) - Edgewater Park, Burlington County, NJ

USPTO Classifications:
409/165, 451/209, 451/244, 451/397

Tool Categories:
metalworking machines : grinding machines

Assignees:
Pedrick Tool & Machine Co. - Philadelphia, PA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 08, 1943
Granted: Mar. 14, 1944

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

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