Amplification of radiant energy,申请号US19320636732-传众专利搜索

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发明名称	Amplification of radiant energy
摘要
申请公布号	US1920863(A)	申请公布日期	1933.08.01
申请号	US19320636732	申请日期	1932.10.07
申请人	HOPKINS JR MATTHEW S	发明人	JR. MATTHEW S. HOPKINS,
分类号	H01J43/04	主分类号	H01J43/04
代理机构		代理人
主权项
地址

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