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Patents Grantslast 30 patents

  • Information Patent Grant

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    • Patent number 11,801,970
    • Issue date Oct 31, 2023
    • Shanghai Hongyan Returnable Transit Packagings Co., Ltd.
    • Yuanli Jian
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

  • Information Patent Application

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    • Publication number 20190084720
    • Publication date Mar 21, 2019
    • SHANGHAI HONGYAN RETURNABLE TRANSIT PACKAGINGS CO. LTD.
    • Yuanli JIAN
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL