Granted Patent
Utility
US 5,366,345 · App. 07/802,320
Turbine blade of a basic titanium alloy and method of manufacturing it
Inventors:
Claus Gerdes, Carlo Alberto Maggi
Patented Case
View Patent ↗
Granted: Nov 22, 1994
Filed: Dec 4, 1991
Inventors
Claus Gerdes
Carlo Alberto Maggi
Assignee (at issue)
Asea Brown Boveri, S.A.
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.