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发明名称
IMPACT TOOL
摘要
申请公布号
CA774454(A)
申请公布日期
1967.12.26
申请号
CAD774454
申请日期
申请人
HUGHES TOOL COMPANY
发明人
JACK A. ROLL
分类号
主分类号
代理机构
代理人
主权项
地址
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