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US Patent: 2,480,285
Lapping Machine
Patentee:
Earl J. Bullard - Altadena, CA

USPTO Classifications:
451/274

Tool Categories:
metalworking machines : grinders : lapping machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 28, 1945
Granted: Aug. 30, 1949

Patent Pictures:
USPTO pdf tiff
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