Number | Date | Country | Kind |
---|---|---|---|
44 38 747.4 | Oct 1994 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
4152096 | Murakami et al. | May 1979 | |
5110266 | Toyoshima et al. | May 1992 | |
5364238 | Yu | Nov 1994 | |
5388970 | Muckelmann et al. | Feb 1995 | |
5452987 | Bleger et al. | Sep 1995 |
Number | Date | Country |
---|---|---|
0607515 | Jul 1994 | EPX |
4107049 | Sep 1992 | DEX |
Entry |
---|
Database WPI, Section CH, Week 7502 Derwent Publications Ltd. London GB, AN 75-02201w. |