TREA

Carl W. Smith

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  • Gardena, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cement injection device
    • Patent number 4,546,767
    • Issue date Oct 15, 1985
    • Carl W. Smith
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL