Installation d'exhaure pour mines,申请号FRD769732-传众专利搜索

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发明名称	Installation d'exhaure pour mines
摘要
申请公布号	FR769732(A)	申请公布日期	1934.08.31
申请号	FRD769732	申请日期	1934.03.06
申请人	SIEMENS-SCHUCKERTWERKE AKTIENGESELLSCHAFT	发明人
分类号	F04D13/10	主分类号	F04D13/10
代理机构		代理人
主权项
地址

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