| 申请人 |
KOLPNSKOE OTDELENIE VSESOJUZNOGO NAUCHNO-ISSLEDOVATELSKOGO I PROEKTNO-KNOSTRUKTORSKOGO INSTITUTA METALLURGIGHESKOGO MASHINOSTROENIAKOLPINO-I LENINGRADSKOI U.R.S.S. |
发明人 |
BARDIN VIKTOR PETROVICH PETROV EVGEY ALEXANDROVICH RUDELSON VIKTOR MEEOVICH STERNIK JURY LVOVICH |
