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发明名称
Tap
摘要
申请公布号
US2202236(A)
申请公布日期
1940.05.28
申请号
US19380204489
申请日期
1938.04.27
申请人
GREENFIELD TAP AND DIE CORPORATION
发明人
STIMSON GLEN H.
分类号
B23G5/06
主分类号
B23G5/06
代理机构
代理人
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地址
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