BITUMEN PRODUCT
IVANOV, ALEKSEJ J, NACHEV, IVAN A, DOJCHINOV, PAVEL S, DONCHEV, VALERI R, IVANOVA, VIOLETA J
Year of Publication 30.09.1997
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Year of Publication 30.09.1997
Patent
COMPLEX FOR THE REGENERATION OF ASPHALT SURFACING
IVANOV, ALEKSEJ J, NACHEV, IVAN A, DOJCHINOV, PAVEL S, DONCHEV, VALERI R, IVANOVA, VIOLETA J
Year of Publication 31.07.1997
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Year of Publication 31.07.1997
Patent