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经营范围
发明名称
Electric timer
摘要
申请公布号
US2679021(A)
申请公布日期
1954.05.18
申请号
US19500160342
申请日期
1950.05.05
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
HARTWIG EDWARD C.;BARRELL ROBERT F.
分类号
B23K11/24
主分类号
B23K11/24
代理机构
代理人
主权项
地址
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