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5413884 | Koch et al. | May 1995 | |
5582939 | Pierrat | Dec 1996 | |
5604081 | Stoll | Feb 1997 | |
5753417 | Ulrich | May 1998 | |
5759724 | Rolson | Jun 1998 | |
5780188 | Rolson | Jul 1998 | |
5783337 | Tzu et al. | Jul 1998 | |
5853923 | Tzu | Dec 1998 |
Entry |
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