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US Patent: 1,005,864
Valve Grinding Apparatus
William Lee Milner - Cincinnati, OH

USPTO Classifications:
451/117, 74/89.17

Tool Categories:
specialty tools : valve grinding tools


Martin Mfg. Co. - Cincinnati, OH

W. Thornton Bogert
E. W. McAllister
Walter F. Murray

Patent Dates:
Applied: Jan. 03, 1911
Granted: Oct. 17, 1911

Patent Pictures: [ 1 | 2 ]
William Lee Milner patent Oct. 17, 1911
USPTO pdf tiff
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A "rod" with a rack gear drives a geared screwdriver type shaft. The frame holding the gear has anti-friction roller bearing for the back of the rod. The rod can be removed and laid along side the remainder of the tool for storage.

Marketed as the MONARCH.

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