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发明名称
Improvements in or relating to gas discharge tubes
摘要
申请公布号
GB540126(A)
申请公布日期
1941.10.07
申请号
GB19390010998
申请日期
1939.04.11
申请人
WINFRIED OTTO SCHUMANN
发明人
分类号
H01J17/04;H02M1/04
主分类号
H01J17/04
代理机构
代理人
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