| 申请人 |
SPETSIALNOE KONSTRUKTORSKOE BJURO TYAZHELYKH TSVETNYKH METALLOV PRI GINTSVETMETE;BALKNASHKY ORDENA LENINA GORNO-METALLURGICHESKY KOMBINAT IMENI 50-LETIA OKTYABRSKOI REVOLJUTSII |
发明人 |
VADIM NIKOLAEVICH RATTENBERG;ALEXEI VIKTOROVICH NOVIKOV;LEV PETROVICH FRIDMAN |
