Number | Date | Country | Kind |
---|---|---|---|
4214837.5 | May 1992 | DEX | |
4222985.5 | Jul 1992 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3638501 | Prachar | Feb 1972 | |
4441738 | Tsuge et al. | Apr 1984 | |
5129680 | Mori | Jul 1992 | |
5143403 | Fohl | Sep 1992 | |
5149134 | Fohl | Sep 1992 |
Number | Date | Country |
---|---|---|
0306299 | Mar 1989 | EPX |
3718117 | Dec 1988 | DEX |
4013046 | Oct 1991 | DEX |
Entry |
---|
European Search Report EP 93 10 7295. |