Method of making tube,申请号US19550521991-传众专利搜索

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发明名称	Method of making tube
摘要
申请公布号	US2816356(A)	申请公布日期	1957.12.17
申请号	US19550521991	申请日期	1955.07.14
申请人	BUNDY TUBING COMPANY	发明人	HOBROCK RAYMOND H.
分类号	B21C37/09	主分类号	B21C37/09
代理机构		代理人
主权项
地址

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