Number | Date | Country | Kind |
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198 16 892 | Apr 1998 | DE |
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3447665 | Egeland et al. | Jun 1969 | |
3465998 | Ginn | Sep 1969 | |
3712454 | McKee | Jan 1973 | |
3906870 | Alberti | Sep 1975 | |
4589542 | Steadman | May 1986 | |
5011348 | Jensen et al. | Apr 1991 | |
5183150 | Chary et al. | Feb 1993 | |
5213201 | Huber et al. | May 1993 | |
5265991 | Herrick et al. | Nov 1993 | |
5316242 | Eilenstein-Wiegmann et al. | May 1994 |
Number | Date | Country |
---|---|---|
19 56 946 | Nov 1970 | DE |
39 19 613 A1 | Dec 1990 | DE |
43 36 978 A1 | May 1995 | DE |
195 39 627 A1 | May 1996 | DE |
0 355 251 B1 | Feb 1990 | EP |
0 497 045 A1 | Aug 1992 | EP |
WO 9628719 | Sep 1996 | WO |