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Friedrich Struve

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  • Johannesburg, ZA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Welding of plastics material
    • Patent number 4,445,955
    • Issue date May 1, 1984
    • Gundle Holdings (Proprietary) Limited
    • Friedrich Struve
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Welding of plastics material
    • Patent number 4,377,429
    • Issue date Mar 22, 1983
    • Gundle Holdings (Proprietary) Limited
    • Friedrich Struve
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus for welding heat fusible material
    • Patent number 4,091,254
    • Issue date May 23, 1978
    • Gundle Plastics (Proprietary) Limited
    • Friedrich Struve
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL