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Inventor
TOPFL WERNER
2 patents
Patents
2 patents
US4098900A
Jul 4, 1978
N,N'-Diphenyl-guanidine derivatives
CIBA GEIGY CORP
2 citations
58
US4017638A
Apr 12, 1977
Iso-(thio)-urea derivatives
CIBA GEIGY CORP
5 citations
58