Improvements in heat-transfer apparatus, such as water-tube boilers, having field tubes,申请号GB19340020354-传众专利搜索

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发明名称	Improvements in heat-transfer apparatus, such as water-tube boilers, having field tubes
摘要
申请公布号	GB436474(A)	申请公布日期	1935.10.11
申请号	GB19340020354	申请日期	1934.07.11
申请人	WILLIAM YORATH LEWIS	发明人
分类号	F22B23/00	主分类号	F22B23/00
代理机构		代理人
主权项
地址

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