Patents by Inventor Watson Bailey

Watson Bailey 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).

  • Tension attachment for sewing machines
    Patent number: 4024826
    Abstract: A constant pressure tension attachment for a sewing machine in which fluid means applies a predetermined constant force on a fabric guide means within the limits of fabric guide means displacement.
    Type: Grant
    Filed: August 22, 1975
    Date of Patent: May 24, 1977
    Assignee: Blue Bell, Inc.
    Inventors: Edward P. Knight, Watson Bailey