Arc tube cathode construction,申请号US19540405414-传众专利搜索

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发明名称	Arc tube cathode construction
摘要
申请公布号	US2841731(A)	申请公布日期	1958.07.01
申请号	US19540405414	申请日期	1954.01.21
申请人	DE LANY BEATRICE PEARSON;COPELAND PAUL L	发明人	LANY BEATRICE PEARSON DE;COPELAND PAUL L.
分类号	H01J17/04;H01J17/30	主分类号	H01J17/04
代理机构		代理人
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