US Patent: 525,683
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| Combined Pipe, Ratchet and Monkey Wrench
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Patentee:
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| Samuel M. Friede (exact or similar names) - St. Louis, MO |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Dec. 18, 1893 |
| Granted: |
Sep. 04, 1894 |
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Patent Pictures:
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Samuel M. Friede patent September 4, 1894 |
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Stan Schulz
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Description: |
| The pipe gripping jaw inserts are held by spring-loaded pins which facilitate their removal and replacement. With the pipe grips removed, the wrench would function as nut wrench. The angle adjustment between the head and handle is shared with Friede's August 28, 1894 patent (no. 525,318) and parallel patent (no 525,684). |
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