US Patent: 352,260
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| Wrench
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Patentees:
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| John Morse Parsons (exact or similar names) - Great Western Mine, CA |
| William Harvy Parsons (exact or similar names) - Great Western Mine, CA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Mar. 29, 1886 |
| Granted: |
Nov. 09, 1886 |
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Patent Pictures:
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J. M. Parsons and W. H. Parsons patent November 9, 1886 |
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Stan Schulz
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Description: |
| Wedge and slide adjusting clamping jaws grip the axle nut. A bolt with wing nut holds the slide-adjusting jaw. The side straps attach the cross bar to the wheel spokes, thereby holding the nut in place on the wheel while it is removed and replaced. |
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