US Patent: 1,362,687
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| Wrench
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Patentee:
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| John H. Fones (exact or similar names) - Oakland, CA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Nov. 15, 1919 |
| Granted: |
Dec. 21, 1920 |
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Patent Pictures:
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1 | 2
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Patent 1,362,687 - edited drawing |
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Stan Schulz
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Description: |
| Combination quick and screw adjust; the screw on which the adjusting knurl turns sets in oval slots; its position is held by springs. Notches in the adjusting worm have to align with stop pins to allow the worm to disengage from the rack teeth on the shank. |
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