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经营范围
发明名称
Tapping apparatus
摘要
申请公布号
US2530268(A)
申请公布日期
1950.11.14
申请号
US19450610691
申请日期
1945.08.14
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
SCHAID ARTHUR J.
分类号
B23G1/16
主分类号
B23G1/16
代理机构
代理人
主权项
地址
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