Number | Date | Country | Kind |
---|---|---|---|
44 42 124.9 | Nov 1994 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
5107018 | Schuster | Apr 1992 | |
5210335 | Schuster et al. | May 1993 | |
5306847 | Gehrer et al. | Apr 1994 |
Number | Date | Country |
---|---|---|
382050 | Aug 1990 | EPX |
415202 | Mar 1991 | EPX |
523014 | Jan 1993 | EPX |
523015 | Jan 1993 | EPX |
2321101 | Apr 1973 | DEX |
4302464 | Aug 1994 | DEX |
108184 | Aug 1958 | PKX |
9111845 | Aug 1991 | WOX |
Entry |
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BASF patent specification OZ 0050/40557 (equivalent to European 382 050). |