Number | Date | Country | Kind |
---|---|---|---|
2-251301 | Sep 1990 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4122055 | Tugukuni et al. | Oct 1978 | |
4510275 | Ihikura et al. | Apr 1985 | |
5100735 | Chang | Mar 1992 |
Number | Date | Country |
---|---|---|
1310773 | Dec 1089 | JPX |
1158079 | Jun 1989 | JPX |
2142868 | May 1990 | JPX |
2068000 | Aug 1981 | GBX |
Entry |
---|
Abridged English translation of Japanese Patent Laid-Open No. 1-158079. |
Abridged English translation of Japanese Patent Laid-Open No. 1-310773. |