US Patent: 227,962
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| Dividing Engine
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Patentee:
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| Samuel Darling (exact or similar names) - Providence, RI |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jan. 10, 1880 |
| Granted: |
May 25, 1880 |
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Russ Allen.
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Description: |
| While described as a dividing engine, this patent is better described as a comparator as the patent is for the blower that helps to maintain the temperature of the mathematical instrument being measured. |
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