US Patent: 914,635
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| Lumber Rule
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Patentees:
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| James N. Bryant (exact or similar names) - Nashville, TN |
| James B. McDonald (exact or similar names) - Nashville, TN |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jul. 26, 1906 |
| Granted: |
Mar. 09, 1909 |
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Russ Allen.
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Description: |
| Conventional lumber rule with the addition of a hinge in the middle. |
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