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发明名称
Electrical discharge device
摘要
申请公布号
US1908366(A)
申请公布日期
1933.05.09
申请号
US19290412004
申请日期
1929.12.06
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
KINGSBURY EDWIN FOSTER
分类号
H01J17/06
主分类号
H01J17/06
代理机构
代理人
主权项
地址
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