DE Patent: 517,257 - Machine for Grinding Balls Using Two Cylindrical Grinding or Guide Disks


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DE Patent: DE-517,257

Maschine Zum Schleifen Von Kugeln Mittels Zweier Zylindrischer Schleif- Bzw. Fuehrungsscheiben
Machine for Grinding Balls Using Two Cylindrical Grinding or Guide Disks

Patentee:

none listed (exact or similar names) - none listed,

USPTO Classifications:

Tool Categories:

metalworking machines : grinding machines

Assignees:

Cincinnati Grinders, Inc. - Cincinnati, Hamilton County, OH

Manufacturer:

Cincinnati Grinders, Inc. - Cincinnati, Hamilton County, OH

Witnesses:

Unknown

Patent Dates:
Applied:	Sep. 23, 1926
Granted:	Feb. 03, 1931

Patent Pictures:

Espacenet patent
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Cincinnati Grinders, Inc.