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Gregory C. Craig

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  • Piqua, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vent for devolatilizing screw press
    • Patent number 4,124,306
    • Issue date Nov 7, 1978
    • The French Oil Mill Machinery Company
    • Dean K. Bredeson
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Devolatilizing vent
    • Patent number 4,120,050
    • Issue date Oct 10, 1978
    • The French Oil Mill Machinery Company
    • Gregory C. Craig
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Screw vent
    • Patent number 4,117,548
    • Issue date Sep 26, 1978
    • The French Oil Mill Machinery Company
    • Gregory C. Craig
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL