US Patent: 371,654
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| Machine for Chamfering and Facing Screw Nuts
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Patentees:
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| Richard Samuel Wood (exact or similar names) - Manchester, Lancaster County, England |
| Ernest N. Dunderdale (exact or similar names) - Manchester, Lancaster County, England |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
May 10, 1887 |
| Granted: |
Oct. 18, 1887 |
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Joel Havens
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Description: |
| Patented in England, 25 Sept., 1886, #12,186 and 12 Oct. 1886, #12,969. |
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