US Patent: 190,959
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Wrench
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Patentee:
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Horace Davis (exact or similar names) - Berlin, WI |
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Patent Dates:
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Applied: |
Apr. 12, 1877 |
Granted: |
May 22, 1877 |
Patent Pictures:
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1 | 2
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Horace Davis patent May 22, 1877 |
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Stan Schulz
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Description: |
Self-adjusting nut wrench. One extant example is marked with the patent date, and is approx. 12 inches long. |
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