Dalle préfabriquée chauffante calorifuge et absorbante du son,申请号FRD1138543-传众专利搜索

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发明名称	Dalle préfabriquée chauffante calorifuge et absorbante du son
摘要
申请公布号	FR1138543(A)	申请公布日期	1957.06.14
申请号	FRD1138543	申请日期	1955.12.12
申请人	G. BARBIER & COMPAGNIE	发明人
分类号	E04B9/00	主分类号	E04B9/00
代理机构		代理人
主权项
地址

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