TREA

LEIF DAHLBERG

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  • MONTREAL, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Gas filtering device
    • Patent number 11,000,792
    • Issue date May 11, 2021
    • Leif Dahlberg
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    GAS FILTERING DEVICE
    • Publication number 20200188828
    • Publication date Jun 18, 2020
    • LEIF DAHLBERG
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL