Improvements in and relating to diaphragm pumps,申请号GB19590021920-传众专利搜索

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发明名称	Improvements in and relating to diaphragm pumps
摘要
申请公布号	GB887774(A)	申请公布日期	1962.01.24
申请号	GB19590021920	申请日期	1959.06.26
申请人	CHARLES WILFRED SIMPSON	发明人
分类号	F04B43/067	主分类号	F04B43/067
代理机构		代理人
主权项
地址

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