Number | Date | Country | Kind |
---|---|---|---|
3-044501 | Feb 1991 | JPX |
Filing Document | Filing Date | Country | Kind | 102e Date | 371c Date |
---|---|---|---|---|---|
PCT/JP91/01436 | 10/18/1991 | 10/6/1992 | 10/6/1992 |
Publishing Document | Publishing Date | Country | Kind |
---|---|---|---|
WO92/15092 | 9/3/1992 |
Number | Date | Country |
---|---|---|
0258978 | Mar 1988 | EPX |
0305979 | Mar 1989 | EPX |
0405741 | Jan 1991 | EPX |
62-177737 | Aug 1987 | JPX |
64-50257 | Feb 1989 | JPX |
0143042 | Jun 1989 | JPX |
01143041 | Jun 1989 | JPX |
Entry |
---|
Patent Abstracts of Japan, vol. 8, No. 163 (P-290), Jul. 27, 1984, JP-A-59 058 639 (Hitachi) Apr. 4, 1984. |