Number | Date | Country | Kind |
---|---|---|---|
2-197947 | Jul 1990 | JPX | |
2-218184 | Aug 1990 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4418256 | Graf | Nov 1983 | |
4514605 | Pham Van | Apr 1985 | |
4562322 | Yamaguchi et al. | Dec 1985 | |
4716266 | Muscaglione et al. | Dec 1987 | |
4791256 | Yonezawa et al. | Dec 1988 | |
4939322 | Kashimura et al. | Jul 1990 | |
5079391 | Koyanagi et al. | Jan 1992 |
Number | Date | Country |
---|---|---|
3535194 | Jul 1986 | DEX |
2473777 | Jan 1981 | FRX |
60-212923 | Oct 1985 | JPX |
63-119121 | May 1988 | JPX |
1-37822 | Aug 1989 | JPX |
1043353 | Sep 1966 | GBX |
Entry |
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Ibuki, K. et al. "Key Technologies for Developing a 420 KV 50KA GCB Interrupter Unit", 89 WM 077-9 PWRD, .COPYRGT.1989 IEEE, 7pp. (presented at IEEE/PES Winter Meeting, New York, N.Y. Jan. 29-Feb. 3, 1989). |