GANTRY CRANE
BOROVKOV YURIJ A,SU, DRIZHD NIKOLAJ A,SU, POTANIN DMITRIJ A,SU, KALMYKOV VYACHESLAV F,SU, SHOKHOR MAKSIM M,SU, POPP REJNGOLD ,SU, MOSIN OLEG ,SU
Year of Publication 25.11.1979
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Year of Publication 25.11.1979
Patent