Improvement in tubes and tube sheets,申请号GB19300036071-传众专利搜索

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发明名称	Improvement in tubes and tube sheets
摘要
申请公布号	GB373989(A)	申请公布日期	1932.06.02
申请号	GB19300036071	申请日期	1930.11.29
申请人	SCOVILL MANUFACTURING COMPANY	发明人
分类号	F22G3/00	主分类号	F22G3/00
代理机构		代理人
主权项
地址

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