US Patent: 25,703
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| Improvement in lining underground drains
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Patentees:
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| Gilbert H. Clemens (exact or similar names) - Urbana, OH |
| Stillman A. Clemens (exact or similar names) - Rockford, IL |
| James C. Miller (exact or similar names) - Irwin, OH |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
Oct. 04, 1859 |
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Jeff Joslin
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Description: |
| Of interest because co-inventor Gilbert H. Clemens went on to receive some sawmill patents. |
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