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发明名称
Coupling device
摘要
申请公布号
US2434508(A)
申请公布日期
1948.01.13
申请号
US19420457024
申请日期
1942.09.02
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
OKRESS ERNEST C.;KUSCH POLYKARP
分类号
H01J23/46
主分类号
H01J23/46
代理机构
代理人
主权项
地址
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