Number | Date | Country | Kind |
---|---|---|---|
1-84510[U] | Jul 1989 | JPX | |
1-201107 | Aug 1989 | JPX | |
1-210653 | Aug 1989 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4987949 | Sakaguchi et al. | Jan 1991 |
Number | Date | Country |
---|---|---|
0124684 | Nov 1984 | EPX |
0309247 | Mar 1989 | EPX |
58-157250 | Sep 1983 | JPX |
60-184449 | Sep 1985 | JPX |
62-130749 | Jun 1987 | JPX |
01-83340 | Mar 1989 | JPX |
1-83342 | Mar 1989 | JPX |
Entry |
---|
Patent Abstracts of Japan, vol. 7, No. 149, (M-225) [1294] Jun., 1983. |
Patent Abstracts of Japan, vol. 5, No. 123 (M-82) [795] Aug., 1981. |
European Search Report EP 90 30 7958. |