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Xiongjun REN

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  • Tangshan, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

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    • Patent number 11,826,894
    • Issue date Nov 28, 2023
    • Changzhi Fu
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

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    • Publication number 20210387321
    • Publication date Dec 16, 2021
    • Tangshan Changzhi Agricultural Tools Design Manufacturing Co.,Ltd.
    • Changzhi FU
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS