US Patent: 227,508
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| Screw-Stock
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Patentee:
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| Percival Everitt (exact or similar names) - Great Ryburgh, England |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Sep. 03, 1879 |
| Granted: |
May 11, 1880 |
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Patent Pictures:
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Percival Everitt patent May 11, 1880 |
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Stan Schulz
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Description: |
| The adjustment is accomplished by a cam-lever; it is a revision and improvement of Everitt's November 19, 1878 patent (no. 210,106). The specifications note it had received a British patent November 29, 1878. |
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