using apertures arranged in a spiral

Industry

  • CPC
  • H04N1/1285
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Patents Grantslast 30 patents

  • Information Patent Grant

    Device and method for exposing a photo material

    • Patent number 8,486,614
    • Issue date Jul 16, 2013
    • Realeyes GmbH
    • Felix Von Laffert-Kobylinski
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3723645

    • Patent number 3,723,645
    • Issue date Mar 27, 1973
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3278681

    • Patent number 3,278,681
    • Issue date Oct 11, 1966
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3148244

    • Patent number 3,148,244
    • Issue date Sep 8, 1964
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents