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经营范围
发明名称
Drill boxing
摘要
申请公布号
US2001057(A)
申请公布日期
1935.05.14
申请号
US19330704603
申请日期
1933.12.30
申请人
DOOLEY BROS.
发明人
FELLAY LOUIS J.
分类号
B25D17/08
主分类号
B25D17/08
代理机构
代理人
主权项
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