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发明名称
Cathode ray tube
摘要
申请公布号
US2306881(A)
申请公布日期
1942.12.29
申请号
US19400326606
申请日期
1940.03.29
申请人
WALTER HEIMANN;KURT WEMHEUER
发明人
HEIMANN WALTER;WEMHEUER KURT
分类号
H01J29/62
主分类号
H01J29/62
代理机构
代理人
主权项
地址
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