TREA

Arthur D. Douglas

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  • Taylorsville, IN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tab and notch locator for exhaust systems
    • Patent number 5,290,974
    • Issue date Mar 1, 1994
    • Arvin Industries, Inc.
    • Arthur D. Douglas
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES