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发明名称
METHOD OF OBTAINING STONE BLANKS
摘要
申请公布号
SU623971(A1)
申请公布日期
1978.09.15
申请号
SU19772483945
申请日期
1977.05.04
申请人
KAZAKHSKIJ POLT I IM.V.I.LENINA
发明人
AKSEL ALEKSEJ M,SU;BABIN YURIJ N,SU;BOBOVICH VIKTOR S,SU;SAMUJLO RUFA A,SU
分类号
E21C47/10;(IPC1-7):E21C47/10
主分类号
E21C47/10
代理机构
代理人
主权项
地址
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