APPARATUS FOR AUTOMATIC CHECKING PRESET DEPTH OF THE WORKING ELEMENTS OF AGRICULTURE MACHINES
HRUBANT,LADISLAV,CS, VIK,VENCESLAV,CS, JIZBA,MIROSLAV,CS, KOZAK,KAREL,CS, HORYNA,VACLAV,CS
Year of Publication 15.01.1988
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Year of Publication 15.01.1988
Patent