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发明名称
Sequence timer
摘要
申请公布号
US2938970(A)
申请公布日期
1960.05.31
申请号
US19570637831
申请日期
1957.02.01
申请人
CONTROLS COMPANY OF AMERICA
发明人
CONSTANTINE ARTHUR R.
分类号
H01H43/12
主分类号
H01H43/12
代理机构
代理人
主权项
地址
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