Controlled packing construction for pumps or the like,申请号US19470762584-传众专利搜索

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发明名称	Controlled packing construction for pumps or the like
摘要
申请公布号	US2534530(A)	申请公布日期	1950.12.19
申请号	US19470762584	申请日期	1947.07.22
申请人	PERRY ALOIS B;HAMER LELAND S	发明人	PERRY ALOIS B.;HAMER LELAND S.
分类号	F04D29/10;F16J15/18	主分类号	F04D29/10
代理机构		代理人
主权项
地址

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