MATERIAL,ESPECIALLY FOR HYDROISOLATION PURPOSES
POPELKA MILAN,CS, BENC FRANTISEK,CS, DAVID KAREL ,CS, POPELKA MIRKO,CS
Year of Publication 13.10.1989
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Year of Publication 13.10.1989
Patent
MATERIAL,ESPECIALLY FOR HYDROISOLATION PURPOSES
POPELKA MILAN,CS, BENC FRANTISEK,CS, DAVID KAREL ,CS, POPELKA MIRKO,CS
Year of Publication 12.01.1989
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Year of Publication 12.01.1989
Patent