WICKET DISK GATE
PUKHTENKOV VLADIMIR YA,SU, DEGTEREV VLADIMIR B,SU, DUKHOVNYJ BORIS L,SU, KULISH ANDREJ P,SU, NEPOMNYASHCHAYA IRINA I,SU, BALBALENKOVA TATYANA A,SU
Year of Publication 07.04.1986
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Year of Publication 07.04.1986
Patent