Number | Date | Country | Kind |
---|---|---|---|
62-108884 | May 1987 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4306245 | Kasugayama | Dec 1981 | |
4599625 | Terasawa | Jul 1986 |
Number | Date | Country |
---|---|---|
224550 | Aug 1985 | JPX |
60-204362 | Oct 1985 | JPX |
Entry |
---|
Patents Abstracts of Japan, Mar. 5, 1986, vol. 10, No. 5. |