DEVICE FOR BREAKING ROCK,申请号SU19874281125-传众专利搜索

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发明名称	DEVICE FOR BREAKING ROCK
摘要
申请公布号	SU1506105(A1)	申请公布日期	1989.09.07
申请号	SU19874281125	申请日期	1987.07.10
申请人	MO GEOLOGORAZVEDOCHNYJ I IM.SERGO ORDZHONIKIDZE	发明人	FONBERSHTEJN EFIM G,SU;EKOMASOV SERGEJ P,SU;LEBEDEV ALEKSANDR A,SU;IZOTOV YURIJ V,SU;ROVINSKIJ ANDREJ M,SU
分类号	E21C37/14	主分类号	E21C37/14
代理机构		代理人
主权项
地址

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