Petrus Johannes Julius Witterick

Person

  • Eindhoven, NL

Patents Grantslast 30 patents

  • Information Patent Grant

    Flash lamp unit

    • Patent number 4,059,387
    • Issue date Nov 22, 1977
    • U.S. Philips Corporation
    • Petrus Johannes Julius Witterick
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY