TREA

Salberg Concrete Products (Proprietary) Ltd.

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  • Pretoria, ZA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Roadway water drainage installation
    • Patent number 4,986,693
    • Issue date Jan 22, 1991
    • Salberg Concrete Products (Proprietary) Ltd.
    • David B. Salberg
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES