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Quadratics Inc.

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  • Wickford, RI, US
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  • Information Patent Grant

    Expansible chamber device
    • Patent number 3,987,767
    • Issue date Oct 26, 1976
    • Quadratics Inc.
    • Norman L. Buske
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

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