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经营范围
发明名称
CONE BREAKER
摘要
申请公布号
SU718162(A2)
申请公布日期
1980.02.29
申请号
SU19782659329
申请日期
1978.09.04
申请人
TULSKIJ POLT INSTITUT
发明人
KALININ MIKHAIL M,SU
分类号
B02C2/04;(IPC1-7):B02C2/04
主分类号
B02C2/04
代理机构
代理人
主权项
地址
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