Liquid sealed pump,申请号US19420439368-传众专利搜索

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发明名称	Liquid sealed pump
摘要
申请公布号	US2381823(A)	申请公布日期	1945.08.07
申请号	US19420439368	申请日期	1942.04.17
申请人	LA BOUR HARRY E	发明人	BOUR HARRY E. LA
分类号	F04D9/02	主分类号	F04D9/02
代理机构		代理人
主权项
地址

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