US Patent: 406,583
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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 |
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Patent Dates:
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| Applied: |
Mar. 30, 1889 |
| Granted: |
Jul. 09, 1889 |
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Jeff Joslin
Vintage Machinery entry for Glen Cove Machine Co.
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Description: |
| "Our improvement relates to cutter-heads and cutters and is designed more particularly for making deep cuts—such, for instance, as cutting semicircular grooves in pieces of wood afterward to be placed together to form a wooden pipe." |
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