TREA

Jan Karlsson

Follow

Person

  • Hjarup, SE
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Respiratory face mask
    • Patent number D384147
    • Issue date Sep 23, 1997
    • AB Astra
    • Jan Karlsson
    • D24 - Medical and laboratory equipment
  • Information Patent Grant

    Respiratory face mask
    • Patent number D372530
    • Issue date Aug 6, 1996
    • AB Astra
    • Jan Karlsson
    • D24 - Medical and laboratory equipment
  • Information Patent Grant

    Face mask
    • Patent number 5,535,741
    • Issue date Jul 16, 1996
    • Astra Aktiebolag
    • Carin Widerstrom
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE