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C. A. Sundberg AB

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  • Kallhall, SW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Free-burning equipment
    • Patent number 3,947,233
    • Issue date Mar 30, 1976
    • C. A. Sundberg AB
    • Carl Axel Sundberg
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES