STONE WORKING MACHINE
ADAMYAN LEVA B,SU, KORSHENBOJM ALEKSANDR D,SU, AJZENBERG SEMEN E,SU, POTSELUJKO NIKOLAJ F,SU, STEPANSKIJ IGOR Z,SU, KARCHEVSKIJ EVGENIJ D,SU
Year of Publication 07.12.1985
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Year of Publication 07.12.1985
Patent