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发明名称
Perfectionnements apportés aux moyens pour s'opposer à la transmission des vibrations, notamment pour l'établissement de cloisons insonores
摘要
申请公布号
FR824247(A)
申请公布日期
1938.02.04
申请号
FRD824247
申请日期
1937.07.12
申请人
发明人
ROUY
分类号
E04B1/82;H03C5/04
主分类号
E04B1/82
代理机构
代理人
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