TUBULAR WORKPIECE MAKING METHOD,申请号CAD411021-传众专利搜索

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发明名称	TUBULAR WORKPIECE MAKING METHOD
摘要
申请公布号	CA411021(A)	申请公布日期	1943.03.09
申请号	CAD411021	申请日期
申请人	NATIONAL TUBE COMPANY	发明人	STEVENSON FINDLATER
分类号		主分类号
代理机构		代理人
主权项
地址

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