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经营范围
发明名称
Gas laser tube having a supported cathode
摘要
申请公布号
US4947403(A)
申请公布日期
1990.08.07
申请号
US19890374298
申请日期
1989.06.30
申请人
NEC CORPORATION
发明人
ISHIHARA, HIROYUKI;KINOSHITA, MAKOTO
分类号
H01S3/03
主分类号
H01S3/03
代理机构
代理人
主权项
地址
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