X-ray tube comprising an annular focus,申请号US19870136170-传众专利搜索

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发明名称	X-ray tube comprising an annular focus
摘要
申请公布号	US4969173(A)	申请公布日期	1990.11.06
申请号	US19870136170	申请日期	1987.12.18
申请人	U.S. PHILIPS CORPORATION	发明人	VALKONET, LOURENS
分类号	H01J35/06;H01J35/08;H01J35/18	主分类号	H01J35/06
代理机构		代理人
主权项
地址

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