Number | Date | Country | Kind |
---|---|---|---|
10-075583 | Mar 1998 | JP | |
10-180995 | Jun 1998 | JP |
Number | Date | Country |
---|---|---|
0 697 432 | Feb 1996 | EP |
0 864 604 | Sep 1998 | EP |
2 110 151 | May 1972 | FR |
Entry |
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JP 09 136999 A, abstract, Central Patents Index, Basic Abstracts Journal, Week 3197, XP 002108664, May 27, 1997. |