TREA

Albertus V. Z. Willers

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  • Pretoria, ZA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Portable sprayer actuated by user's body movement
    • Patent number 4,319,699
    • Issue date Mar 16, 1982
    • D.A.S. Pumps (Proprietary) Limited
    • Albertus V. Z. Willers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...