US Patent: 957,214
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| Adjustable Wrench
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Patentee:
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| Charles P. Johnson (exact or similar names) - Eureka, KS |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Dec. 14, 1909 |
| Granted: |
May 10, 1910 |
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Patent Pictures:
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Charles P. Johnson Pat. May 10, 1910 |
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Stan Schulz
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Description: |
| A thumb screw at the end moves the adjustable jaw. A retaining bearing holds the thumb screw in its frame. The wrench is intended to be used on buggy or wagon axle nuts. Ken Cope's "American Wrench Makers 1830-1930" suggests Johnson produced this wrench. |
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