US Patent: 61,575
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| Improvement in Wrenches
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Patentee:
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| Philip Somer (exact or similar names) - Newark, NJ |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
Jan. 29, 1867 |
| Antedated: |
Jan. 17, 1867 |
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Patent Pictures:
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Philip Somer Pat. Jan. 29, 1867 |
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Stan Schulz
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Description: |
| The self-adjusting feature of this wrench is accomplished by a handle pivoting on one jaw member, with a peg and roller in a slot on the other jaw member. |
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