US Patent: 1,048,734
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| Tool Holder
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Patentees:
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| Salmon W. Putnam (exact or similar names) - Fitchburg, Worcester County, MA |
| Frank J. Baumis (exact or similar names) - Rensselaer, Rensselaer County, NY |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
May 25, 1912 |
| Granted: |
Dec. 31, 1912 |
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Joel Havens
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