US Patent: 420,202
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| Planing Machine
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Patentees:
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| Alfred B. Hutchinson (exact or similar names) - Brooklyn, NY |
| Ernst F. Autenrieth (exact or similar names) - New York, NY |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Apr. 20, 1889 |
| Granted: |
Jan. 28, 1890 |
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Joel Havens
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Description: |
| Biron & Griswold - patent attorneys |
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