Patents by Inventor Hannelore Rosbach

Hannelore Rosbach has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Device for molding structural elements of toys
    Patent number: 4253637
    Abstract: A device for molding of toy structural elements of hardenable or polymerizable materials for constructional toys. Clamping rails are arranged on a base plate spaced apart but parallel to each other and secured to the base plate in an adjustable manner. Between the clamping rails, a plurality of end pieces or molding pieces are located; they are releasably secured to the base plate by means of the clamping rails.
    Type: Grant
    Filed: March 20, 1980
    Date of Patent: March 3, 1981
    Inventor: Hannelore Rosbach