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发明名称
Procédé de fabrication de matières semblables au caoutchouc et produits obtenus
摘要
申请公布号
FR48977(E)
申请公布日期
1938.10.05
申请号
FRD48977
申请日期
1937.11.15
申请人
SOCIETE FRANCAISE BECKACITE
发明人
分类号
C08L21/00
主分类号
C08L21/00
代理机构
代理人
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