US Patent: 672,455
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| Squares
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Patentee:
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| Moses Nicholls (exact or similar names) - Glenwood, IA |
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Patent Dates:
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| Applied: |
Nov. 13, 1897 |
| Granted: |
Apr. 23, 1901 |
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Russ Allen.
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Description: |
| Arrangement and combination of the figures on the square where key measurements are aligned with the inch mark they relate to.
Utilized on Nicholls 100-R Carpenter Square. |
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