,申请号DE19732308424-传众专利搜索

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发明名称
摘要
申请公布号	DE2308424(B2)	申请公布日期	1980.05.08
申请号	DE19732308424	申请日期	1973.02.21
申请人	HOELTER, HEINZ, ING.(GRAD.), 4390 GLADBECK	发明人	HOELTER, HEINZ, ING.(GRAD.), 4390 GLADBECK
分类号	E21F5/20;(IPC1-7):E21F5/20;E21D23/00	主分类号	E21F5/20
代理机构		代理人
主权项
地址

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