Patents by Inventor Donald B. Wittenberger

Donald B. Wittenberger 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).

  • Pack straps
    Patent number: 3964654
    Abstract: This invention relates to improvements in pack straps used to secure a pack or like carrying device to the human body, consisting of straps which run from each shoulder to the opposite side of the wearer's body.
    Type: Grant
    Filed: July 25, 1975
    Date of Patent: June 22, 1976
    Inventor: Donald B. Wittenberger