Number | Name | Date | Kind |
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4540598 | Berner et al. | Sep 1985 | A |
5494777 | Shiraki et al. | Feb 1996 | A |
5627011 | Munzel et al. | May 1997 | A |
5700625 | Sato et al. | Dec 1997 | A |
5925495 | Sato et al. | Jul 1999 | A |
6187500 | Miyagi et al. | Feb 2001 | B1 |
Number | Date | Country |
---|---|---|
0 768 572 | Apr 1997 | EP |
0 621 508 | Jul 1999 | EP |
WO 9810335 | Mar 1998 | WO |
Entry |
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PCT International Search Report for PCT/EP01/05840. |