TREA

Theodorus Gerhardus Potma

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  • Rietbergstraat, NL
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Patents Grantslast 30 patents

  • Information Patent Grant

    Self extinguishing and self cleaning candle holder
    • Patent number 6,676,403
    • Issue date Jan 13, 2004
    • Theodorus Gerhardus Potma
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Fast working hydraulic valve
    • Patent number 6,443,419
    • Issue date Sep 3, 2002
    • T. Potma Beheer, B.V.
    • Theodorus Gerhardus Potma
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents