Number | Date | Country | Kind |
---|---|---|---|
1-292467 | Nov 1988 | JPX | |
1-13983 | Jan 1989 | JPX | |
1-26578 | Feb 1989 | JPX |
Filing Document | Filing Date | Country | Kind | 102e Date | 371c Date |
---|---|---|---|---|---|
PCT/JP89/01181 | 11/21/1989 | 7/18/1990 | 7/18/1990 |
Publishing Document | Publishing Date | Country | Kind |
---|---|---|---|
WO90/05998 | 5/31/1990 |
Number | Name | Date | Kind |
---|---|---|---|
4539507 | VanSlyke et al. | Sep 1985 |
Number | Date | Country |
---|---|---|
1572181 | Jul 1980 | GBX |
Entry |
---|
Patent Abstracts of Japan, vol. 14, No. 380 (E-965), (4323) of Aug. 16, 1990. |
Patent Abstract of Japan, vol. 14, No. 117 (E898) (4060), of Mar. 5, 1990. |
Japanese Abstract 87-076576, date Apr. 1987. |