Granted Patent
Utility
US 5,403,044 · App. 08/187,713
Apparatus for the articulated connection of pipes of an exhaust system
Inventor:
Alfred Holl
Patented Case
View Patent ↗
Granted: Apr 4, 1995
Filed: Jan 28, 1994
Inventor
Alfred Holl
Assignee (at issue)
IWK Regler und Kompensatoren GmbH
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.