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US Patent: 1,212,002
Valve Grinding Tool
Patentee:
Burton Bogardus Bean - New Haven, CT

USPTO Classifications:
451/117

Tool Categories:
specialty tools : valve grinding tools

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Theo. G. Hooster
Frederick Diehl
J. W. Singleton

Patent Dates:
Applied: May 04, 1916
Granted: Jan. 09, 1917

Patent Pictures:
Burton B. Bean patent January 9, 1917
USPTO pdf tiff
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Description:
The "split body" and clamping screw arrangement of the "head" allows the grinder to "bind" to the valve to enable lifting and replacing the valve during the grinding process.

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