US Patent: 1,170,107
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| Wrench
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Patentee:
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| Edward D. Rockwell (exact or similar names) - Bristol, CT |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Feb. 12, 1914 |
| Granted: |
Feb. 01, 1916 |
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Stan Schulz
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Description: |
| The main feature of this wrench is the sliding self-adjusting jaw members. The specifications note that if the sliding members are 3/16 inch thick and the jaw openings differ by an increment including 3/32nds of an inch, the resulting wrench would fit standard nut sizes. |
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