making hollow seals

Industry

  • CPC
  • B29C2045/1725
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    IMPROVEMENTS RELATING TO FACE MASKS

    • Publication number 20240025096
    • Publication date Jan 25, 2024
    • INTERSURGICAL AG
    • Matthew James William LEARY
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL