POLAR COORDINATE CATHODE-RAY TUBE,申请号CAD438644-传众专利搜索

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发明名称	POLAR COORDINATE CATHODE-RAY TUBE
摘要
申请公布号	CA438644(A)	申请公布日期	1946.12.17
申请号	CAD438644	申请日期
申请人	ALLEN B. DU PONT LABORATORIES	发明人	PETER SAMUEL CHRISTALDI;STANLEY JOSEPH KOCH
分类号		主分类号
代理机构		代理人
主权项
地址

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