DE Patent: 513,081 - Machine for Centerless Grinding of Ring Surfaces on the Heads of Cylindrical Workpieces Provided With a Head


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DE Patent: DE-513,081

Maschine Zum Spitzenlosen Schleifen Von Ringflaechen an Den Koepfen Von Mit Kopf Versehenen Zylindrischen Werkstuecken
Machine for Centerless Grinding of Ring Surfaces on the Heads of Cylindrical Workpieces Provided With a Head

Patentee:

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

USPTO Classifications:

Tool Categories:

metalworking machines : grinders : centerless grinders

Assignees:

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

Manufacturer:

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

Witnesses:

Unknown

Patent Dates:
Applied:	Jul. 13, 1928
Granted:	Nov. 22, 1930

Patent Pictures:

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