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发明名称
Vibrationless percussive tool
摘要
申请公布号
US3255832(A)
申请公布日期
1966.06.14
申请号
US19620240316
申请日期
1962.11.27
申请人
CHARLES LEAVELL
发明人
LEAVELL CHARLES
分类号
B25D9/08;E21B1/30
主分类号
B25D9/08
代理机构
代理人
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地址
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