US Patent: RE7,465
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| Improvement in Tempering and Forming Article of Steel
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Patentee:
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| George F. Simonds (exact or similar names) - Fitchburg, MA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Dec. 12, 1876 |
| Granted: |
Jan. 16, 1877 |
| Reissue Information: |
| Reissue of 151,167 (May 19, 1874) |
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Russ Allen.
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Description: |
| Improvement on original process of tempering and straightening saws through use of heat and pressure without hammering to acheive flatness. Saw is left in the final form upon completion of tempering. Text cites this as an improvement on his Patent No. 151,167. |
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