Large-screen display device for exhibition hall

The utility model relates to the technical field of large-screen display devices, in particular to a large-screen display device for an exhibition hall, which comprises a frame, a sound box, a real object display device, an auxiliary display screen and a main display screen, the sound box, the real...

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Bibliographische Detailangaben
Hauptverfasser:	ZENG ZHIAN, HE GANGPING, LI YOUJUN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ADVERTISING BLASTING COFFEE MILLS CRYPTOGRAPHY DISPLAY DISPLAYING DOMESTIC ARTICLES OR APPLIANCES EDUCATION ENGINEERING ELEMENTS AND UNITS FRAMES, CASINGS, OR BEDS OF ENGINES OR OTHER MACHINES ORAPPARATUS NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUSPROVIDED FOR ELSEWHERE FURNITURE GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING HUMAN NECESSITIES LABELS OR NAME-PLATES LIGHTING MECHANICAL ENGINEERING PAYING COUNTERS PHYSICS SEALS SIGNS SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS,STOREHOUSES, BARS, RESTAURANTS OR THE LIKE SPICE MILLS STANDS OR SUPPORTS SUCTION CLEANERS IN GENERAL THERMAL INSULATION IN GENERAL WEAPONS
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