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Paul B. Hasselquist

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  • Maple Grove, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Regenerative air heater
    • Patent number 4,322,205
    • Issue date Mar 30, 1982
    • The United States of America as represented by the United States Department o...
    • Paul B. Hasselquist
    • C21 - METALLURGY OF IRON