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经营范围
发明名称
Automatic feed drill
摘要
申请公布号
US2104123(A)
申请公布日期
1938.01.04
申请号
US19360093110
申请日期
1936.07.28
申请人
GROSSER NELSON O
发明人
GROSSER NELSON O.
分类号
B23B45/06
主分类号
B23B45/06
代理机构
代理人
主权项
地址
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