| 申请人 |
INSTITUT ELEKTROSVARKI IMENI E.O. PATONA AKADEMII NAUK UKRAINSKOI SSR;PROIZVODSTVENNOE OBIEDINENIE ZHDANOVTYAZHMASH |
发明人 |
PAVEL ALEXANDROVICH VARENCHUK;VALENTIN DEONISOVICH KOVALEV;VSEVOLOD NIKOLAEVICH BERNADSKY;VLADIMIR FEDOROVICH BIITSEV;PAVEL SERGEEVICH NEFEDOV;VALENTIN PAVLOVICH SADIKOV;EVGENY NIKOLAEVICH CHILIBIN |
