Patents Assigned to Freiher von Kunssberg Vertriebsgesellschaft GmbH
  • Patent number: 4783939
    Abstract: The covering (20) for repairing worn-out steps has two unitary flanges (21, 22, 25, 29) linked together, and is made of step and scuff resistant plastic. At least the capping (21) comprises at its underside facing the step (10) an insert of press board, which has less specific weight as the plastic (23) of the covering (FIG. 1).
    Type: Grant
    Filed: March 16, 1987
    Date of Patent: November 15, 1988
    Assignee: Freiher von Kunssberg Vertriebsgesellschaft GmbH
    Inventors: Gunther Bergmann, Florestan F. V. Kunsberg