Number | Date | Country | Kind |
---|---|---|---|
4-257781 | Sep 1992 | JPX | |
5-014781 | Feb 1993 | JPX | |
5-118593 | May 1993 | JPX |
Number | Date | Country |
---|---|---|
A-63-86160 | Apr 1988 | JPX |
A-63-142513 | Jun 1988 | JPX |
A-63-308772 | Dec 1988 | JPX |
3-160675 | Jul 1991 | JPX |
3-254953 | Oct 1991 | JPX |
Entry |
---|
Nikkei Electronics, Sep. 30, 1991, pp. 77-106. |