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US Patent: 2,209,071
Grinding and Lapping Machine
Patentee:
Earl J. Bullard - Altadena, CA

USPTO Classifications:
125/11.19, 29/DIG.93, 29/DIG.97, 451/288, 451/446

Tool Categories:
metalworking machines : grinders : lapping machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 24, 1937
Granted: Jul. 23, 1940

Patent Pictures:
USPTO pdf tiff
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