SWITCHING DEVICE FOR SELF-PROPELLED MACHINE AUTOMATED DRIVING UNIT - KOCHEVA MARIANA TOMOVA,BG; PETS VASILIJ V,SU; PARFENOV SERGEJ YA,SU; KASHURKO ALEKSANDR S,SU; FEDOROV YURIJ I,SU; KHARALAMBIEV SIMEON KHARALAMBIEV,BG; GRADINAROV VESELIN KHRISTOV,BG; VITKEVICH VADIM B,SU; LEBEDEV ANATOLIJ T,SU; KUTSAROVA SONYA TODOROVA,BG (1992)
Keywords: AGRICULTURE; ANIMAL HUSBANDRY; FISHING; FORESTRY; HUMAN NECESSITIES; HUNTING; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES ORIMPLEMENTS, IN GENERAL; SOIL WORKING IN AGRICULTURE OR FORESTRY; TRAPPING