IN-TRAIN INFORMATION DISPLAY APPARATUS, IN-TRAIN INFORMATION DISPLAY SYSTEM, AND ADVERTISEMENT DISPLAY RESULT DETERMINING METHOD

The present invention is an in-train information display apparatus that displays advertisement content to a passenger. The in-train information display apparatus includes a display unit configured to display the advertisement content, a display monitoring unit configured to photograph a video screen...

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1. Verfasser: OKI MASAO
Format: Patent
Sprache:eng
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