US Patent: 667,276
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| Ice Pick
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Patentees:
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| John Edward Welling (exact or similar names) - Cynthiana, Harrison County, KY |
| Austin Eli Colegrove (exact or similar names) - Cynthiana, Harrison County, KY |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
May 07, 1900 |
| Granted: |
Feb. 05, 1901 |
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Joel Havens
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