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发明名称
BORING BAR WITH VIBRATION BALANCING
摘要
申请公布号
CA841317(A)
申请公布日期
1970.05.12
申请号
CAD841317
申请日期
申请人
DONALD B. ROTTLER
发明人
DONALD B. ROTTLER
分类号
主分类号
代理机构
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