Pump construction,申请号US19340707330-传众专利搜索

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发明名称	Pump construction
摘要
申请公布号	US2078483(A)	申请公布日期	1937.04.27
申请号	US19340707330	申请日期	1934.01.19
申请人	DE WEAL	发明人	WEAL ANDRE DE;KRAG FRANZ K.;ANDERSON CHARLES A.
分类号	B05B11/00	主分类号	B05B11/00
代理机构		代理人
主权项
地址

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