Granted Patent
Utility
US 4,952,077 · App. 07/376,527
Horizontal-axis oil-lubricated cylindrical roller-bearing arrangement
Inventor:
Gottfried Kurt
Patented Case
View Patent ↗
Granted: Aug 28, 1990
Filed: Jul 7, 1989
Inventor
Gottfried Kurt
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.