| 申请人 |
INSTITUT ELEKTROSVARKI IMENI E. O PATONA AKADEMII NAUK UKRAINAKOI SSR |
发明人 |
VLADIMIR AVGUSTOVICH KNIGEL;MIKHAIL ALEXANDROVICH FRIDMAN;IVAN MIKHAILOVICH BASTRYGA;EVGENY ALEXANDROVICH POLNITSKY;ALEXANDR YAKOVLEVICH TARAN;VIKTOR TOSIFOVICH LAKOMSKY BORI |
