Financial exchange rate indication board

The finance exchange rate indication board comprises an installation base and a display screen, an installation groove is formed in the inner side of the installation base, a plurality of rotating shafts are rotationally connected to the inner side of the installation groove, supporting rods are arr...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: WU TONGLIN
Format: Patent
Sprache:chi ; eng
Schlagworte:
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