Improved method of cleaning the tubes of heat exchangers,申请号GB19370032086-传众专利搜索

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发明名称	Improved method of cleaning the tubes of heat exchangers
摘要
申请公布号	GB506263(A)	申请公布日期	1939.05.22
申请号	GB19370032086	申请日期	1937.11.22
申请人	HAROLD LIVSEY	发明人
分类号	F28G1/00	主分类号	F28G1/00
代理机构		代理人
主权项
地址

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