Patents by Inventor Bruce J. Lange

Bruce J. Lange 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).

  • Gas pipe connector
    Patent number: D354553
    Type: Grant
    Filed: October 8, 1993
    Date of Patent: January 17, 1995
    Assignee: Mechanical Specialties, Inc.
    Inventor: Bruce J. Lange