METHOD OF PLACING STRUCTURES IN ROCK,申请号SU19894765784-传众专利搜索

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发明名称	METHOD OF PLACING STRUCTURES IN ROCK
摘要
申请公布号	SU1707206(A1)	申请公布日期	1992.01.23
申请号	SU19894765784	申请日期	1989.12.07
申请人	SHTELE VLADIMIR,SU	发明人	SHTELE VLADIMIR I,SU
分类号	E21D1/00	主分类号	E21D1/00
代理机构		代理人
主权项
地址

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