Patents by Inventor Donna Lea Berg Friedeberg

Donna Lea Berg Friedeberg 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).

  • Portable garage clothesline holders
    Patent number: 3978988
    Abstract: A design for attaching a portable clothesline to an overhead garage door.
    Type: Grant
    Filed: August 26, 1974
    Date of Patent: September 7, 1976
    Inventor: Donna Lea Berg Friedeberg