Granted Patent
Utility
US 5,532,445 · App. 08/388,513
Apparatus and process for the longitudinal-side welding of tubes to flat steel bars
Inventor:
Peter Moos Junker
Patented Case
View Patent ↗
Granted: Jul 2, 1996
Filed: Feb 14, 1995
Inventor
Peter Moos Junker
Assignee (at issue)
ABB Management AG
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.