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发明名称
Timing device
摘要
申请公布号
US2301056(A)
申请公布日期
1942.11.03
申请号
US19390297883
申请日期
1939.10.04
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
LASKEY WILLIAM G.
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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