Improvements relating to a method of and apparatus for widening or opening out heated tubes and the like,申请号GB19520017581-传众专利搜索

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发明名称	Improvements relating to a method of and apparatus for widening or opening out heated tubes and the like
摘要
申请公布号	GB721843(A)	申请公布日期	1955.01.12
申请号	GB19520017581	申请日期	1952.07.11
申请人	STAHL-UND ROHRENWERK REISHOLZ G.M.B.H.	发明人
分类号	B21D41/02	主分类号	B21D41/02
代理机构		代理人
主权项
地址

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