US Patent: 1,468,055
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| Valve-Grinding Apparatus
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Patentee:
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| Walter I. Tuttle (exact or similar names) - Providence, RI |
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Patent Dates:
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| Applied: |
Apr. 29, 1922 |
| Granted: |
Sep. 18, 1923 |
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Patent Pictures:
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Walter I. Tuttle patent Sept. 18, 1923 |
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Stan Schulz
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Description: |
| Provisions for alternated head forms to suit different styles of engine valves. The "brace pad" portion of the tool conforms to Tuttle's March 30, 1920 patent no. 1,335,409 and the "sweep handle" to his Dec. 19, 1922 patent no. 1,438,970.
Produced as the No. 610 valve grinder by the Frank Mossberg Co. |
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