US Patent: 573,999
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| Pipe Wrench
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Patentee:
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| James H. Pierce (exact or similar names) - West Bay City, MI |
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Patent Dates:
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| Applied: |
Sep. 08, 1896 |
| Granted: |
Dec. 29, 1896 |
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Patent Pictures:
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James H. Pierce patent December 29, 1896 |
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Stan Schulz
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Description: |
| A spring-loaded toothed pawl engages rack teeth on the shank of the movable jaw to hold adjustment.
Marketed as the BRACKIN PIPE WRENCH ca. 1898.
Also used in conjunction with Karl Peterson's August 4, 1903 patent (no. 735,289) for the Empire Pipe Wrench. |
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