TREA

Erik Bjoerk

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  • Stockholm, SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sheet film magazine for a film changer
    • Patent number 5,249,789
    • Issue date Oct 5, 1993
    • Siemens Aktiengesellschaft
    • Erik Bjoerk
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Sheet film magazine for a film changer
    • Patent number 5,201,510
    • Issue date Apr 13, 1993
    • Siemens Aktiengesellschaft
    • Erik Bjoerk
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    X-ray film magazine
    • Patent number 5,018,183
    • Issue date May 21, 1991
    • Siemens Aktiengesellschaft
    • Erik Bjoerk
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Exposure unit for a film changer
    • Patent number 4,985,909
    • Issue date Jan 15, 1991
    • Siemens Aktiengesellschaft
    • Erik Bjoerk
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY