US Patent: 560,220
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| Pipe Wrench
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Patentee:
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| Karl August Klose (exact or similar names) - Richfield, MN |
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Patent Dates:
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| Applied: |
Aug. 20, 1895 |
| Granted: |
May 19, 1896 |
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Patent Pictures:
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Karl August Klose patent May 19, 1896 |
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Stan Schulz
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Description: |
| Improvement on Klose's previous pipe wrench patents (nos. 520,529 and 542,265).
A cam in the movable jaw clamps a spring which locks teeth in the inner surface of the movable jaw to rack teeth on the main shank. The design retains the replaceable jaw surfaces from the earlier patents.
Corresponding Canadian patent no. CA-53,123 was issued to the KLOSE WRENCH COMPANY on August 5, 1896 and British patent GB-189610838 was registered May 19, 1906. |
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