TREA

Guoqing Zhou

Follow

Person

  • Dongguan, CN
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Multi-stage retractable cord winder device
    • Patent number 9,016,607
    • Issue date Apr 28, 2015
    • Dongguan Pengteng Hardware Electronic Co., Ltd.
    • Weituck Wong
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents