Granted Patent
Utility
US 5,004,069 · App. 07/471,288
Stamp formed muffler with transverse baffle tube
Inventors:
Bennie A. Van Blaircum, Jon W. Harwood, Mark S. Kimmet
Patented Case
View Patent ↗
Granted: Apr 2, 1991
Filed: Jan 26, 1990
Inventors
Bennie A. Van Blaircum
Jon W. Harwood
Mark S. Kimmet
Assignee (at issue)
AP Parts Manufacturing Company
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.