US Patent: 1,710,554
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| Chain Tool
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Patentee:
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| Henry St. Pierre (exact or similar names) - Worcester, MA |
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Patent Dates:
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| Applied: |
Sep. 03, 1926 |
| Granted: |
Apr. 23, 1929 |
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Patent Pictures:
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Henry St. Pierre patent April 23, 1929 |
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Stan Schulz
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Description: |
| The patent has several claims based on the shape and function of the jaw members. The handles are identical & can be formed from a single die. Appears in a 1927 listing (patent pending).
Early production of compound leverage pliers for repair of automobile and truck chains matching this patent are marked with three patent numbers -- this patent, 1,657,978 and 1,658,995.
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