Water tube boiler and economizer,申请号US19270223266-传众专利搜索

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发明名称	Water tube boiler and economizer
摘要
申请公布号	US1854704(A)	申请公布日期	1932.04.19
申请号	US19270223266	申请日期	1927.10.01
申请人	THE BABCOCK & WILCOX COMPANY	发明人	LUCKE CHARLES E.
分类号	F22D1/02	主分类号	F22D1/02
代理机构		代理人
主权项
地址

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