TREA

Heinrich Zimmermann

Follow

Person

  • St. Georgen, DE
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Test equipment for phono pickup needles
    • Patent number 4,577,303
    • Issue date Mar 18, 1986
    • Heinrich Zimmermann
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Turntable for record players
    • Patent number 4,410,977
    • Issue date Oct 18, 1983
    • Heinrich Zimmermann
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Pick-up needle
    • Patent number 4,342,107
    • Issue date Jul 27, 1982
    • Heinrich Zimmermann
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Pick-up with exchangeable stylus
    • Patent number 4,198,058
    • Issue date Apr 15, 1980
    • Dual Gebruder Steidinger
    • Jorg Schamberger
    • G11 - INFORMATION STORAGE