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发明名称
Grid trimmer
摘要
申请公布号
US2375717(A)
申请公布日期
1945.05.08
申请号
US19430472733
申请日期
1943.01.18
申请人
WINKEL HERBERT C
发明人
WINKEL HERBERT C.
分类号
B23D31/04
主分类号
B23D31/04
代理机构
代理人
主权项
地址
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