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发明名称
Targets for storage tubes
摘要
申请公布号
US2803780(A)
申请公布日期
1957.08.20
申请号
US19550500950
申请日期
1955.04.12
申请人
COMPAGNIE GENERALE DE TELEGRAPHIE SANS FIL
发明人
DUFOUR CHARLES
分类号
H01J29/41;H01J31/64
主分类号
H01J29/41
代理机构
代理人
主权项
地址
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