Granted Patent
Utility
US 5,614,907 · App. 08/616,003
All weather visual system for helicopters
Inventors:
Wolfgang Kreitmair-Steck, Helmut Klausing
Patented Case
View Patent ↗
Granted: Mar 25, 1997
Filed: Mar 14, 1996
Inventors
Wolfgang Kreitmair-Steck
Helmut Klausing
Assignee (at issue)
Daimler-Benz Aerospace 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.