US Patent: 450,651
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| Wrench
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Patentee:
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| David E. Van Horn (exact or similar names) - Elkhart, IN |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Apr. 08, 1889 |
| Granted: |
Apr. 21, 1891 |
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Patent Pictures:
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David E. Van Horn patent April 21, 1891 |
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Stan Schulz
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Description: |
| Adjustable jaw "hook jaw" pipe wrench with a pivot consisting of intersecting teeth . Jaw and pivot held in contact by a leaf spring. |
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