Patents Assigned to Hangzhou Great Star Industrieal Co., Ltd.
  • Manual tool capable of unfolding only one work accessory
    Patent number: 10843323
    Abstract: Disclosed is a manual tool capable of unfolding only one work accessory. The conventional manual tools may bring hidden risk to safety with more than two work accessories that may be unfolded simultaneously.
    Type: Grant
    Filed: February 28, 2018
    Date of Patent: November 24, 2020
    Assignees: Hangzhou Great Star Industrieal Co., Ltd., Hangzhou Great Star Tools Co., Ltd.
    Inventor: Weiyi Wang