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US Patent: 1,268,309
Valve-grinding tool
Patentee:
Eber B. White (exact or similar names) - South Bend, IN

USPTO Classifications:
451/117

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jul. 26, 1916
Granted: Jun. 04, 1918

Patent Pictures:
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