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4819167 | Cheng et al. | Apr 1989 | |
4911597 | Maydan et al. | Mar 1990 | |
5191200 | van der Werf et al. | Mar 1993 | |
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5333413 | Hashimoto | Aug 1994 | |
5461237 | Wakamoto et al. | Oct 1995 | |
5497419 | Hill | Mar 1996 | |
5561416 | Marshall et al. | Oct 1996 | |
5563798 | Berken et al. | Oct 1996 | |
5700127 | Harada et al. | Dec 1997 | |
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Entry |
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