TREA

Gilbert L. Hobrough

Follow

Person

  • Vancouver 13, B.C., CA
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Loudspeaker housing
    • Patent number D276519
    • Issue date Nov 27, 1984
    • Gilbert L. Hobrough
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Loudspeaker housing
    • Patent number D263470
    • Issue date Mar 23, 1982
    • Gilbert L. Hobrough
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Loudspeaker housing
    • Patent number D263471
    • Issue date Mar 23, 1982
    • Gilbert L. Hobrough
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Image transformation system with variable delay
    • Patent number 3,958,232
    • Issue date May 18, 1976
    • Gilbert L. Hobrough
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS