Granted Patent
Utility
US 5,683,660 · App. 08/368,148
Method for uniting an exhaust treatment body with its housing and an exhaust treatment apparatus
Inventors:
Georg Wirth, Siegfried Worner, Peter Zacke
Patented Case
View Patent ↗
Granted: Nov 4, 1997
Filed: Dec 29, 1994
Inventors
Georg Wirth
Siegfried Worner
Peter Zacke
Assignee (at issue)
J. Eberspaecher GmbH & Co. KG
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.