Number | Date | Country | Kind |
---|---|---|---|
3-276587 | Sep 1991 | JPX | |
4-92180 | Mar 1992 | JPX | |
4-276597 | Sep 1992 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3775142 | Roup | Nov 1973 | |
3811937 | Maher | May 1974 | |
4222783 | Atsumi et al. | Sep 1980 | |
4283753 | Burn | Aug 1981 | |
4610971 | Wada et al. | Sep 1986 | |
4861736 | Ono et al. | Aug 1989 | |
5073523 | Yamada et al. | Dec 1991 | |
5117326 | Sano et al. | May 1992 |
Number | Date | Country |
---|---|---|
0256405 | Feb 1988 | EPX |
0275053 | Jul 1988 | EPX |
0385363 | Sep 1990 | EPX |
4010827 | Oct 1990 | DEX |
4028279 | Mar 1991 | DEX |
59-214105 | Dec 1984 | JPX |
60-18086 | May 1985 | JPX |
61-261263 | Nov 1986 | JPX |
62-216107 | Sep 1987 | JPX |
1-275466 | Nov 1989 | JPX |
2-44609 | Feb 1990 | JPX |
3-290358 | Dec 1991 | JPX |
3-295855 | Dec 1991 | JPX |
3-295856 | Dec 1991 | JPX |
4-16884 | Mar 1992 | JPX |
692810 | Oct 1979 | SUX |
Entry |
---|
Database WPIL Week 9006, Derwent Publications Ltd., London, GB; AN 90-037430 & DD-A-271 235 (VEB Elektronik Gera) Aug. 30, 1989. |