US Patent: 3,566,546
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| Apparatus for grinding welded rail
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Patentee:
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| Karl L. Lindmark (exact or similar names) - Rockford, IL |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Nov. 21, 1966 |
| Granted: |
Mar. 02, 1971 |
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Jeff Joslin
Vintage Machinery entry for Fenlind Engineering Co.; Rock Mill, Inc.
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Description: |
| The inventor had co-founded milling machine maker Fenlind, Inc. This patent implies that Lindmark had left Fenlind by 1966. See also patent 3,509,667, which was part of the original 1966 patent application. |
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