Granted Patent
Utility
US 5,409,781 · App. 08/070,933
High-temperature component, especially a turbine blade, and process for producing this component
Inventors:
Joachim Rosler, Manfred Thumann, Christoph Tonnes
Patented Case
View Patent ↗
Granted: Apr 25, 1995
Filed: Jun 4, 1993
Inventors
Joachim Rosler
Manfred Thumann
Christoph Tonnes
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.