US Patent: 465,272
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| Wrench
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Patentee:
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| John M. Iverson (exact or similar names) - Worthing, SD |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Apr. 28, 1891 |
| Granted: |
Dec. 15, 1891 |
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Patent Pictures:
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John M. Iverson patent December 15, 1891 |
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Stan Schulz
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Description: |
| A spring-loaded yoke within the movable jaw grips the shank to hold the adjustment, and when held perpendicular to the shank, allows the movable jaw to slide freely.
Miniaturist Jim Keats produced working miniature versions of this wrench. |
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