VERKTOEY FOR MEKANISK ISTYKKERDELING AV STEIN,申请号NO19740000730-传众专利搜索

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发明名称	VERKTOEY FOR MEKANISK ISTYKKERDELING AV STEIN
摘要
申请公布号	NO139902(C)	申请公布日期	1979.05.30
申请号	NO19740000730	申请日期	1974.03.04
申请人	DARDA, HELMUT,	发明人	DARDA, HELMUT,
分类号	E21C37/02;B02C1/00;E21C37/04;(IPC1-7):E21C37/08;B28D1/28	主分类号	E21C37/02
代理机构		代理人
主权项
地址

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