Granted Patent
Utility
US 4,726,046 · App. 06/795,373
X-ray and electron radiotherapy clinical treatment machine
Inventor:
Craig S. Nunan
Patented Case
View Patent ↗
Granted: Feb 16, 1988
Filed: Nov 5, 1985
Inventor
Craig S. Nunan
Assignee (at issue)
Varian, 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.