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发明名称
摘要
申请公布号	DE2423039(C2)	申请公布日期	1983.10.20
申请号	DE19742423039	申请日期	1974.05.13
申请人	C. VAN DER LELY N.V., 3155 MAASLAND, NL	发明人	LELY, CORNELIS VAN DER, ZUG, CH
分类号	A01D34/66;E21B43/08;(IPC1-7):A01D55/18	主分类号	A01D34/66
代理机构		代理人
主权项
地址

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