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US Patent: 2,842,906
Work Holder for Lapping Machine
Patentees:
Lyle E. Carter - Columbus, IN
Robert D. Ryan - Columbus, IN

USPTO Classifications:
451/286, 451/364

Tool Categories:
metalworking machines : grinders : lapping machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Oct. 26, 1955
Granted: Jul. 15, 1958

Patent Pictures:
USPTO pdf tiff
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