Patents Assigned to North American Rubber Thread Co., Inc.
  • Rubber thread
    Patent number: 5804307
    Abstract: A rubber thread includes in cross-section a first rubber portion and a second rubber portion.
    Type: Grant
    Filed: August 8, 1997
    Date of Patent: September 8, 1998
    Assignee: North American Rubber Thread Co., Inc.
    Inventors: John F. Wilhelm, J. Kevin O'Neill, John Friar, II, Ralph Maglio, Edward Cabral