US Patent: 333,963
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| Wrench
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Patentee:
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| John Harris Miller (exact or similar names) - Lewistown, PA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Aug. 01, 1885 |
| Granted: |
Jan. 05, 1886 |
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Patent Pictures:
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John Harris Miller patent January 5, 1886 |
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Stan Schulz
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Description: |
| The adjusting screw engages with threads on a spring-loaded flap at the front of the movable jaw. The flap can be folded out to allow the jaw to slide freely. |
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