APPARATUS FOR PRELIMINARY PROGRESSIVE DEFECATION
VIGOVSKIJ VALERIJ YU,SU, KARACH ZINOVIJ M,SU, LOGVIN VLADIMIR M,SU, LEBID BORIS KH,SU, SIMAKHINA GALINA A,SU, REVA LEONID P,SU
Year of Publication 30.01.1984
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Year of Publication 30.01.1984
Patent