Number | Date | Country | Kind |
---|---|---|---|
1-54200 | Mar 1989 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4611319 | Naito | Sep 1986 | |
4698695 | Kosaka et al. | Oct 1987 | |
4862439 | Ando et al. | Aug 1989 | |
4885644 | Ishii et al. | Dec 1989 | |
5008872 | Tomoda et al. | Apr 1991 | |
5056075 | Maruta et al. | Oct 1991 |
Entry |
---|
Patent Abstracts of Japan, vol. 10, No. 308, Oct. 21, 1986, (P-508) [2364], p. 26, & JP 61-120374. |