Ablassventil fuer Foerderrohrleitungen von Senkpumpen,申请号DENDATS087871D-传众专利搜索

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发明名称	Ablassventil fuer Foerderrohrleitungen von Senkpumpen
摘要
申请公布号	DE501917(C)	申请公布日期	1930.07.08
申请号	DENDATS087871D	申请日期
申请人	SIEMENS-SCHUCKERTWERKE AKT.-GES.	发明人
分类号	F04B49/22;F04B53/04	主分类号	F04B49/22
代理机构		代理人
主权项
地址

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