TREA

Ramsey L. Cronfel

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  • Elk Grove Village, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fluid choke
    • Patent number 4,234,008
    • Issue date Nov 18, 1980
    • Ramsey L. Cronfel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...