BEI Jing Qu le Technology Co., Ltd

Chine

 
Quantité totale PI 3
Rang # Quantité totale PI 503 174
Note d'activité PI 0/5.0    0
Rang # Activité PI 1 660 322

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Dernier brevet 2016 - String press detection device, s...
Premier brevet 2015 - Intelligent string instrument an...

Derniers inventions, produits et services

2015 Invention String press detection device, string instrument, string instrument system and string detection m...
Invention Intelligent string instrument and system. An intelligent string instrument, comprising: a first d...
Invention Intelligent piano and system. An intelligent piano and a system, which can realize functions such...