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经营范围
发明名称
ELECTRON DISCHARGE DEVICE
摘要
申请公布号
GB1416439(A)
申请公布日期
1975.12.03
申请号
GB19720051570
申请日期
1972.11.08
申请人
AVCO CORPORATION
发明人
分类号
H01J37/06;H01J33/00;H01S3/03;H01S3/09;H01S3/097;H05H5/00;H05H7/08;(IPC1-7):H01J33/00
主分类号
H01J37/06
代理机构
代理人
主权项
地址
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