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发明名称
Gas discharge tube
摘要
申请公布号
US1807177(A)
申请公布日期
1931.05.26
申请号
US19240749037
申请日期
1924.11.10
申请人
RADIO PATENTS CORPORATION
发明人
SCHMIERER JOHANNES MICHAEL
分类号
H01J3/02
主分类号
H01J3/02
代理机构
代理人
主权项
地址
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