Number | Date | Country | Kind |
---|---|---|---|
7-206828 | Jul 1995 | JPX |
Number | Date | Country |
---|---|---|
0 279 467 A2 | Aug 1988 | EPX |
0279467 | Aug 1988 | EPX |
0 423 796 A1 | Apr 1991 | EPX |
0 672 541 A1 | Sep 1995 | EPX |
0 743 194 A1 | Nov 1996 | EPX |
Entry |
---|
Patent Abstracts of Japan, vol. 15, No. 370, Sep. 18, 1991 & JP 03 147893 A (Mitsui Toatsu Chem. Inc.) Jun. 24, 1991 Abstract. |