US Patent: 568,421
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| Dock and vessel leveling device
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Patentee:
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| John Weeks (exact or similar names) - New York, NY |
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Patent Dates:
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| Applied: |
Nov. 16, 1895 |
| Granted: |
Sep. 29, 1896 |
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Jeff Joslin
Wikipedia biography of Richard Dudgeon
Vintage Machinery entry for Richard Dudgeon
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Description: |
| The assignee was the executor for Richard Dudgeon.This patent involves hydraulic jacks that hold a floating dock level with a vessel so that vehicles can pass from one to the other. |
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