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US Patent: 2,002,921
Grinding Machinery
Patentee:
Lester F. Nenninger (exact or similar names) - Cincinnati, Hamilton County, OH

USPTO Classifications:
451/142

Tool Categories:
metalworking machines : grinding machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: May 03, 1933
Granted: May 28, 1935

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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