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发明名称
Drill jigs
摘要
申请公布号
US2928298(A)
申请公布日期
1960.03.15
申请号
US19580773995
申请日期
1958.11.14
申请人
MICROMATIC MACHINE CORP.
发明人
ROBERTS SIDNEY
分类号
B23B47/28
主分类号
B23B47/28
代理机构
代理人
主权项
地址
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