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BIRO,ISTVAN,HU, ZSUPOS,ISTVAN,HU, BAGI,TIBOR,HU, VEDRES,TIBOR,HU, CSEPES,SANDOR,HU, DANKOS,GABOR,HU, NEMES,GEZA,HU
Year of Publication 28.03.1989
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Year of Publication 28.03.1989
Patent