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发明名称
Three-dimensional plugboard circuit selector
摘要
申请公布号
US3223957(A)
申请公布日期
1965.12.14
申请号
US19630296684
申请日期
1963.07.22
申请人
CANNON JOHN W
发明人
CANNON JOHN W.
分类号
H02B1/20
主分类号
H02B1/20
代理机构
代理人
主权项
地址
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