Wei CHENG

Person

  • Heilongjiang, CN

Patents Grantslast 30 patents

  • Information Patent Grant

    Full side openable boxcar

    • Patent number 10,696,311
    • Issue date Jun 30, 2020
    • CRRC Qiqihar Railing Stock Co., Ltd.
    • Lianhua Lou
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

  • Information Patent Application

    FULL SIDE OPENABLE BOXCAR

    • Publication number 20180001909
    • Publication date Jan 4, 2018
    • CRRC QIQIHAR ROLLING STOCK CO., LTD.
    • Lianhua LOU
    • B61 - RAILWAYS