FR Patent: 759,622 - One Process and One Machine Improvements For Lapping Circular Section Parts


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FR Patent: FR-759,622

Perfectionnements à Un Procédé et à Une Machine Pour le Rodage de Pièces à Section Circulaire
One Process and One Machine Improvements For Lapping Circular Section Parts

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:	Jul. 15, 1932
Granted:	Feb. 06, 1934

Patent Pictures:

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