Number | Name | Date | Kind |
---|---|---|---|
4118103 | Leidy et al. | Oct 1978 | |
4127312 | Fleischhacker et al. | Nov 1978 | |
4648673 | Endo et al. | Mar 1987 | |
5044978 | Gelin | Sep 1991 | |
5358423 | Burkhard et al. | Oct 1994 |
Number | Date | Country |
---|---|---|
0 435 292 A1 | Jul 1991 | EP |
0 571 156 A2 | Nov 1993 | EP |
2 581 259 | Oct 1986 | FR |
WO 9847201 | Oct 1998 | WO |
Entry |
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European Search Report, Application No. EP 00 30 4499 Sep. 19, 2000. |