Granted Patent
Utility
US 6,637,344 · App. 10/270,953
Running gear for a rail vehicle
Inventor:
Teichmann Martin
Patented Case
View Patent ↗
Granted: Oct 28, 2003
Filed: Oct 15, 2002
Inventor
Teichmann Martin
Assignee (at issue)
Siemens SGP Verkehrstechnik 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.