Granted Patent
Utility
US 5,546,419 · App. 08/094,064
Bus coupler
Inventor:
Hermann Zierhut
Patented Case
View Patent ↗
Granted: Aug 13, 1996
Filed: Jul 28, 1993
Inventor
Hermann Zierhut
Assignee (at issue)
Siemens Aktiengesellschaft
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.