TREA

Richard F. Spahr

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  • Ambler, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Burner
    • Patent number 4,487,573
    • Issue date Dec 11, 1984
    • Selas Corporation of America
    • Chad F. Gottschlich
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Apparatus for regulating furnace combustion
    • Patent number 4,449,918
    • Issue date May 22, 1984
    • Selas Corporation of America
    • Richard F. Spahr
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES