Tor Erik Vigran

Person

  • Trondheim, NO

Patents Grantslast 30 patents

  • Information Patent Grant

    Sound absorbent

    • Patent number 7,677,359
    • Issue date Mar 16, 2010
    • Deamp AS
    • Tor Erik Vigran
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

  • Information Patent Application

    Sound Absorbent

    • Publication number 20080264720
    • Publication date Oct 30, 2008
    • DeAmp AS
    • Tor Erik Vigran
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS