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经营范围
发明名称
Electric discharge tube
摘要
申请公布号
US2290913(A)
申请公布日期
1942.07.28
申请号
US19390289644
申请日期
1939.08.11
申请人
C. LORENZ AKTIENGESELLSCHAFT
发明人
LOPP EDMUND;ZINKE ERHARD
分类号
H01J1/142
主分类号
H01J1/142
代理机构
代理人
主权项
地址
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