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David E. Wieand

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  • Allentown, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Melting and molding device
    • Patent number 9,993,951
    • Issue date Jun 12, 2018
    • Crayola, LLC
    • James McCauley
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Melting and spinning device
    • Patent number 9,827,591
    • Issue date Nov 28, 2017
    • Crayola, LLC
    • David E. Wieand
    • B44 - DECORATIVE ARTS

Patents Applicationslast 30 patents

  • Information Patent Application

    Melting and Molding Device
    • Publication number 20150336300
    • Publication date Nov 26, 2015
    • Crayola LLC
    • James McCauley
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    Melting and Spinning Device
    • Publication number 20150314328
    • Publication date Nov 5, 2015
    • Crayola LLC
    • David E. Wieand
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...