US Patent: 198,264
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| Screw-Wrench
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Patentee:
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| Elisha T. Barlow (exact or similar names) - San Francisco, CA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Nov. 10, 1877 |
| Granted: |
Dec. 18, 1877 |
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Patent Pictures:
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Elisha T. Barlow patent December 18, 1877 |
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Stan Schulz
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Description: |
| The movable jaw consists of three portions: 1) a base which can be pinned in place with a peg through one of a series of holes in the shank 2) the adjusting screw, and 3) the jaw face proper. |
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