Verfahren und Vorrichtung zur Herstellung von Walzbetonrohren,申请号DE19681784718-传众专利搜索

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发明名称	Verfahren und Vorrichtung zur Herstellung von Walzbetonrohren
摘要
申请公布号	DE1784718(A1)	申请公布日期	1971.11.11
申请号	DE19681784718	申请日期	1968.09.10
申请人	HEILMANN & LITTMANN BAU-AG	发明人	BUYER,KARL,DIPL.-ING.
分类号	B28B21/24	主分类号	B28B21/24
代理机构		代理人
主权项
地址

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