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Charles Matthews

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  • Libertyville, IL, US
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Patents Applicationslast 30 patents

  • Information Patent Application

    Wall-Mounted Fan
    • Publication number 20210115932
    • Publication date Apr 22, 2021
    • Matthews-Gerbar, Ltd.
    • Charles Matthews
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Wall-Mounted Fan
    • Publication number 20200032804
    • Publication date Jan 30, 2020
    • Charles Matthews
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...