Granted Patent
Utility
US 4,470,645 · App. 06/516,991
Spring loaded bearing assembly for rotating anode X-ray tube
Inventor:
Albert B. Lauwasser
Patented Case
View Patent ↗
Granted: Sep 11, 1984
Filed: Jul 25, 1983
Inventor
Albert B. Lauwasser
Assignee (at issue)
Litton Systems, Inc.
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.