US Patent: 881,856
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| Cup Attachment for Augers
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Patentees:
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| William Hagstrom (exact or similar names) - Lindsborg, KS |
| Gustaf Hagstrom (exact or similar names) - Lindsborg, KS |
| Emanuel Hagstrom (exact or similar names) - Lindsborg, KS |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jun. 28, 1907 |
| Granted: |
Mar. 10, 1908 |
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Jeff Joslin (dm)
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