US Patent: 716,150
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| Measuring Rule
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Patentees:
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| Justus A. Traut (exact or similar names) - New Britain, Hartford County, CT |
| Frank L. Traut (exact or similar names) - New Britain, Hartford County, CT |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Aug. 02, 1902 |
| Granted: |
Dec. 16, 1902 |
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Joel Havens
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Description: |
| F. H. Richards - patent attorney
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