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发明名称
Nouveau matériau métallo-plastique insonore et incombustible
摘要
申请公布号
FR763414(A)
申请公布日期
1934.04.30
申请号
FRD763414
申请日期
1933.01.27
申请人
ETABLISSEMENTS COINDET
发明人
分类号
E04C2/292
主分类号
E04C2/292
代理机构
代理人
主权项
地址
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