TREA

Cornelis Brouwer

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  • Potchefstroom, ZA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Bottom discharge hopper structures
    • Patent number 4,550,665
    • Issue date Nov 5, 1985
    • Rotaque (Proprietary) Limited
    • Cornelis Brouwer
    • B61 - RAILWAYS
  • Information Patent Grant

    Bottom discharge hopper rail car
    • Patent number 4,353,312
    • Issue date Oct 12, 1982
    • Rotaque (Proprietary) Limited
    • Cornelis Brouwer
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Pivoted railway hopper car door latch
    • Patent number 4,351,243
    • Issue date Sep 28, 1982
    • Rotaque (Proprietary) Limited
    • Cornelis Brouwer
    • B61 - RAILWAYS
  • Information Patent Grant

    Railway hopper car bogie
    • Patent number 4,337,707
    • Issue date Jul 6, 1982
    • Rotaque (Proprietary) Limited
    • Cornelis Brouwer
    • B61 - RAILWAYS