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发明名称
Portable flange serrating tool
摘要
申请公布号
US2436152(A)
申请公布日期
1948.02.17
申请号
US19450580768
申请日期
1945.03.03
申请人
RICHARDS NORVIN W
发明人
RICHARDS NORVIN W.
分类号
B23B3/26
主分类号
B23B3/26
代理机构
代理人
主权项
地址
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