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发明名称
Procédé pour la préparation de produits de goudron, particulièrement pour la construction des routes
摘要
申请公布号
FR778635(A)
申请公布日期
1935.03.21
申请号
FRD778635
申请日期
1934.09.20
申请人
J. R. GEIGY S. A.
发明人
分类号
C08L15/02;C08L95/00
主分类号
C08L15/02
代理机构
代理人
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地址
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