Number | Date | Country | Kind |
---|---|---|---|
3632425 | Sep 1986 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3555234 | Lepp et al. | Jan 1971 | |
3917992 | Volkov et al. | Nov 1975 |
Number | Date | Country |
---|---|---|
2501076 | Jun 1975 | DEX |
2943324A | Jan 1981 | DEX |
100606 | Feb 1973 | DDX |
0863223 | Sep 1981 | SUX |
Entry |
---|
Karl-Heinz Eichler, "Stromversorgung fur Drehstrom-Plasmabrenner," May 1985 (2 pages, 114 and 117). |
"Stromrichteranlagen der Starkstrom-technik"; Springer-Verlag. |