Granted Patent
Utility
US 4,321,471 · App. 06/118,144
X-Ray target monitor
Inventors:
William P. Holland, Anthony Pellegrino
Patented Case
View Patent ↗
Granted: Mar 23, 1982
Filed: Feb 4, 1980
Inventors
William P. Holland
Anthony Pellegrino
Assignee (at issue)
The Machlett Laboratories, 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.