Air charger for jet pumps,申请号US19450580650-传众专利搜索

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发明名称	Air charger for jet pumps
摘要
申请公布号	US2421237(A)	申请公布日期	1947.05.27
申请号	US19450580650	申请日期	1945.03.02
申请人	JACOBSEN MANUFACTURING COMPANY	发明人	BERGH CHARLES J.
分类号	F04F5/48	主分类号	F04F5/48
代理机构		代理人
主权项
地址

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