Verfahren zum Glaett- und Masswalzen von Rohren an Pilgerschrittwalzwerken,申请号DE1928M105354D-传众专利搜索

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发明名称	Verfahren zum Glaett- und Masswalzen von Rohren an Pilgerschrittwalzwerken
摘要
申请公布号	DE495246(C)	申请公布日期	1930.04.04
申请号	DE1928M105354D	申请日期	1928.06.27
申请人	MANNESMANNROEHREN-WERKE	发明人
分类号	B21B21/00	主分类号	B21B21/00
代理机构		代理人
主权项
地址

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