US Patent: 2,996,399
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| Bituminous Compositions
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Patentees:
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| Clarence F. Huber (exact or similar names) - Mount Healthy, Hamilton County, OH |
| Paul F. Thompson (exact or similar names) - Deer Park, Hamilton County, OH |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Apr. 18, 1958 |
| Granted: |
Aug. 15, 1961 |
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Joel Havens
"Vintage Machinery" entry for Cincinnati Milling Machine Co.
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Description: |
| Original application filed 15 Mar., 1955, now patent #2,874,174. Divided and this application filed 18 Apr., 1958. |
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