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发明名称
摘要
申请公布号
DE2454501(C3)
申请公布日期
1978.10.12
申请号
DE19742454501
申请日期
1974.11.16
申请人
GTE SYLVANIA INC., WILMINGTON, DEL. (V.ST.A.)
发明人
TORSCH, CHARLES E., GENEVA, N.Y. (V.ST.A.)
分类号
H01J29/82;(IPC1-7):H01J29/76
主分类号
H01J29/82
代理机构
代理人
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