TREA

Dieter Hoffmann

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  • Buchs/AG, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for guiding a shaft
    • Patent number 4,957,375
    • Issue date Sep 18, 1990
    • Kern & Co. AG
    • Dieter Hoffmann
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Telescope
    • Patent number 4,943,149
    • Issue date Jul 24, 1990
    • Kern & Co. Ltd.
    • Erika Wahlen
    • G02 - OPTICS
  • Information Patent Grant

    Adjusting base for geodetic instruments
    • Patent number 4,482,118
    • Issue date Nov 13, 1984
    • Kern & Co. AG
    • Dieter Hoffmann
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...