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发明名称
Photoelectric-controlled gasdischarge tube
摘要
申请公布号
US2316772(A)
申请公布日期
1943.04.20
申请号
US19400321936
申请日期
1940.03.02
申请人
CHARLES DENCH EDWARD
发明人
DENCH EDWARD CHARLES
分类号
H01J40/16
主分类号
H01J40/16
代理机构
代理人
主权项
地址
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