申请人 |
INSTITUT ELEKTROSVARKI IMENI E.O. PATONA AKADEMII NAUK UKRAINSKOI SSR |
发明人 |
KONSTANTIN ANDREEVICH JUSCHENKO;PAVEL ALEXANDROVICH VARENCHUK;VALENTIN DEONISOVICH KOVALEV;ANATOLY IVANOVICH CHVERTKO;NIKOLAI TIMOFEEVICH PRIVALOV;VLADIMIR GRIGORIEVICH KUZMENKO |