using acoustical image/electron beam converter tubes

Patents Grantslast 30 patents

  • Information Patent Grant

    Ultrasonic image conversion

    • Patent number 4,096,467
    • Issue date Jun 20, 1978
    • E M I Limited
    • Patrick Harold Brown
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3800276

    • Patent number 3,800,276
    • Issue date Mar 26, 1974
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    3800275

    • Patent number 3,800,275
    • Issue date Mar 26, 1974
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    3654596

    • Patent number 3,654,596
    • Issue date Apr 4, 1972
    • G01 - MEASURING TESTING
  • Information Patent Grant

    3325777

    • Patent number 3,325,777
    • Issue date Jun 13, 1967
    • G02 - OPTICS