Number | Date | Country | Kind |
---|---|---|---|
58-195209 | Oct 1983 | JPX | |
58-195210 | Oct 1983 | JPX |
Number | Date | Country |
---|---|---|
2428618 | Feb 1980 | FRX |
55-67533 | May 1980 | JPX |
55-167149 | Dec 1980 | JPX |
56-50136 | May 1981 | JPX |
56-160333 | Dec 1981 | JPX |
57-135735 | Aug 1982 | JPX |
Entry |
---|
Derwent Abstract of Japan Pat. No. 57-170831, to Nippon; 10-21-82. |