Patents Assigned to Dr. Welp Entwicklungs-KG
  • Patent number: 4634269
    Abstract: In a film card camera the processing unit is not only employed for developing the original film cards exposed in the film card camera but also for developing duplicate cards. The duplicate cards are preferably exposed and developed in a contact-exposure unit of the film card camera, employing the film card original generated in the film card camera. The film card camera can also be of the CAD-type. Its processing unit is in this case employed for generating original film cards as well as for manufacturing duplicate film cards. In addition, both types of cards can be labeled.
    Type: Grant
    Filed: August 6, 1985
    Date of Patent: January 6, 1987
    Assignee: Dr. Welp Entwicklungs-KG
    Inventors: Ullrich Welp, Willi Kramer, Michael Girke, Bernd Lack