Number | Date | Country | Kind |
---|---|---|---|
2-125914 | May 1990 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4677466 | Lert, Jr. et al. | Jun 1987 | |
4879611 | Fukui et al. | Nov 1989 | |
4991025 | Eigeldinger | Feb 1991 |
Number | Date | Country |
---|---|---|
61-201581 | Sep 1986 | JPX |
2-5689 | Jan 1990 | JPX |
2040129 | Aug 1980 | GBX |
Entry |
---|
Patent Abstracts of Japan-corresponding to reference 1 and 2. |