Système de plancher,申请号FRD1016615-传众专利搜索

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发明名称	Système de plancher
摘要
申请公布号	FR1016615(A)	申请公布日期	1952.11.18
申请号	FRD1016615	申请日期	1950.04.24
申请人		发明人	SIMEON LAURENT-LOUIS-GABRIE
分类号	E04B5/29;E04B5/40	主分类号	E04B5/29
代理机构		代理人
主权项
地址

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