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US Patent: 1,639,958
Centerless Grinding Machine
Patentee:
Charles H. Norton (exact or similar names) - Cincinnati, OH

USPTO Classifications:
451/189, 451/242, 451/324, 451/407

Tool Categories:
metalworking machines : grinding machines

Assignees:
Cincinnati Grinders, Inc. - Cincinnati, OH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jun. 28, 1922
Granted: Aug. 23, 1927

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

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