Poutre à planches,申请号FRD842775-传众专利搜索

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发明名称	Poutre à planches
摘要
申请公布号	FR842775(A)	申请公布日期	1939.06.19
申请号	FRD842775	申请日期	1938.08.30
申请人	DORTMUND-HOERDER HUTTENVEREIN AKTIENGESELLSCHAFT	发明人
分类号	E04B1/30	主分类号	E04B1/30
代理机构		代理人
主权项
地址

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