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Patent applications and USPTO patent grants for McKibben; John L..The latest application filed is for "tool-free collet tightener".
Patent | Date |
---|---|
Tool-free collet tightener Grant 6,648,567 - Berry , et al. November 18, 2 | 2003-11-18 |
Tool-free collet tightener App 20020090274 - Berry, Robert Alan ;   et al. | 2002-07-11 |
Tool-free collet tightener Grant 6,350,087 - Berry , et al. February 26, 2 | 2002-02-26 |
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