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发明名称
SCHLAGBOHRHAMMER.
摘要
申请公布号
CH663175(A5)
申请公布日期
1987.11.30
申请号
CH19840001531
申请日期
1984.03.27
申请人
VNI I PK I MEKH I RUCH
发明人
PROKHOROV, IVAN ANDREEVICH;BALANDIN, VLADIMIR PORFIRIEVICH;KOLGAN, JURY NIKITOVICH
分类号
B25D11/04;B25D11/00;E21B1/38;(IPC1-7):B25D17/00;E21C3/04
主分类号
B25D11/04
代理机构
代理人
主权项
地址
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