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发明名称
Improvements in or relating to cathode ray tube apparatus
摘要
申请公布号
GB508712(A)
申请公布日期
1939.07.05
申请号
GB19380001600
申请日期
1938.01.18
申请人
SCOPHONY LIMITED;ADOLF HEINRICH ROSENTHAL
发明人
分类号
H01J29/24
主分类号
H01J29/24
代理机构
代理人
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地址
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