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Tetsu Sano
Electron Tube and Device Division Toshiba Corp., Ltd.
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Masahiro Sugiyama
Electron Tube and Device Division Toshiba Corp., Ltd.
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Hisao Ishiwata
Electron Tube and Device Division Toshiba Corp., Ltd.
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Yoshimitsu Aramaki
Electron Tube and Device Division Toshiba Corp., Ltd.
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Norio Hararo
Electron Tube and Device Division Toshiba Corp., Ltd.