éléments pour la construction de cloisons et plafonds,申请号FRD968101-传众专利搜索

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发明名称	éléments pour la construction de cloisons et plafonds
摘要
申请公布号	FR968101(A)	申请公布日期	1950.11.20
申请号	FRD968101	申请日期	1948.06.18
申请人		发明人	GRASSET ROBERT-HENRI-MAURICE
分类号	E04B2/30;E04B9/04	主分类号	E04B2/30
代理机构		代理人
主权项
地址

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