having means for deflecting, either selectively or sequentially, an electron ray on to separate surface elements of the screen

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  • Information Patent Application

    ELECTRON BEAM SWITCH

    • Publication number 20120141127
    • Publication date Jun 7, 2012
    • Thomas C. Hogan
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTRON BEAM SWITCH

    • Publication number 20100012865
    • Publication date Jan 21, 2010
    • 3Com Corporation
    • Thomas C. Hogan
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Non-mechanical recording and retrieval apparatus

    • Publication number 20050116181
    • Publication date Jun 2, 2005
    • Jerry Bohn
    • G11 - INFORMATION STORAGE