Number | Date | Country | Kind |
---|---|---|---|
198 35 114 | Aug 1998 | DE |
Number | Name | Date | Kind |
---|---|---|---|
4223141 | Hoenel et al. | Sep 1980 | |
4406816 | Sliwka | Sep 1983 | |
4963461 | Takahashi et al. | Oct 1990 |
Number | Date | Country |
---|---|---|
36 29 714 | Mar 1987 | DE |
0 008 683 | Mar 1980 | EP |
0 026 914 | Apr 1981 | EP |
0 562 344 | Sep 1993 | EP |
2 177 997 | Feb 1987 | GB |
Entry |
---|
Derwent Publications, AN 1981-78629D, JP 56 115634, Sep. 10, 1981. |