Apparatus and method for manufacturing integral finned tubing,申请号GB19450031548-传众专利搜索

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发明名称	Apparatus and method for manufacturing integral finned tubing
摘要
申请公布号	GB604066(A)	申请公布日期	1948.06.28
申请号	GB19450031548	申请日期	1945.11.22
申请人	CALUMET AND HECLA CONSOLIDATED COPPER COMPANY	发明人
分类号	B21C37/20	主分类号	B21C37/20
代理机构		代理人
主权项
地址

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