US Patent: 2,597,519
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| Thread nipper
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Patentee:
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| Francis M. O'Brien (exact or similar names) - St. Petersburg, FL |
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Patent Dates:
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| Applied: |
Jun. 21, 1949 |
| Granted: |
May 20, 1952 |
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Patent Pictures:
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Patent 2.597,519 -- edited drawing |
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Stan Schulz
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Description: |
| A spring between the two halves acts to open the jaws. A known example does not include manufacturer identification. Discussion on an "old tool Facebook Group" noted their use in textile mills, etc.
Patents 772,275, 1,186,235, 1,299,164 and 2,392,118 are included as references. |
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