Granted Patent
Utility
US 4,948,333 · App. 07/372,456
Axial-flow turbine with a radial/axial first stage
Inventors:
Hans-Peter Meer, Ueli Wieland
Patented Case
View Patent ↗
Granted: Aug 14, 1990
Filed: Jun 28, 1989
Inventors
Hans-Peter Meer
Ueli Wieland
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.