TREA

Bert W. Manning

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  • Bay Village, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Container cover seal
    • Patent number 3,989,160
    • Issue date Nov 2, 1976
    • The Hansen Manufacturing Co.
    • Bert W. Manning
    • F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS