TREA

Friedrich Bottger

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  • Haan, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Two-piece master chain link
    • Patent number 6,412,887
    • Issue date Jul 2, 2002
    • Intertractor GmbH
    • Michael Ketting
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Crawler chain for tracked vehicles
    • Patent number 5,829,850
    • Issue date Nov 3, 1998
    • Intertractor Aktiengesellschaft
    • Michael Ketting
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Apparatus for spreading a particle mass
    • Patent number 5,202,133
    • Issue date Apr 13, 1993
    • G. Siempelkamp GmbH & Co.
    • Jurgen Pesch
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Particleboard press with spring-loaded platen
    • Patent number 4,647,417
    • Issue date Mar 3, 1987
    • G. Siempelkamp GmbH & Co.
    • Friedrich Bottger
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Belt-type particleboard press with flexible upper platen
    • Patent number 4,645,632
    • Issue date Feb 24, 1987
    • G. Siempelkamp GmbH & Co.
    • Friedrich Bottger
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Apparatus for producing steam hardened pressedboard
    • Patent number 4,605,467
    • Issue date Aug 12, 1986
    • G. Siempelkamp GmbH & Co.
    • Friedrich Bottger
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...