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发明名称
Time controlling switch device
摘要
申请公布号
US1916665(A)
申请公布日期
1933.07.04
申请号
US19300436070
申请日期
1930.03.15
申请人
WILLIAM L. GILBERT CLOCK COMPANY
发明人
HODGE ALBERT P.
分类号
G04F3/02
主分类号
G04F3/02
代理机构
代理人
主权项
地址
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