Granted Patent
Utility
US 4,436,485 · App. 06/174,034
Turbine wheel with integral DS blades and equiaxed hub
Inventor:
George L. Vonnegut
Patented Case
View Patent ↗
Granted: Mar 13, 1984
Filed: Jul 31, 1980
Inventor
George L. Vonnegut
Assignee (at issue)
General Motors LLC
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.