Hsien-Te Huang

Taïwan, Province de Chine

Commandez votre montre hebdomadaire Hsien-Te Huang
Quantité totale PI 3
Rang # Quantité totale PI 512 656
Note d'activité PI 0,4/5.0    1
Rang # Activité PI 948 248

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Dernier brevet 2020 - Unequal-torque coil spring and s...
Premier brevet 2017 - Unequal-torque coil spring and a...

Derniers inventions, produits et services

2019 Invention Unequal-torque coil spring and spring motor thereof. An unequal-torque coil spring and a spring m...
2017 Invention Unequal-torque coil spring and a spring motor thereof. An unequal-torque coil spring and a spring...