Granted Patent
Utility
US 4,851,799 · App. 07/066,929
Producing high uniformity magnetic field or magnetic shielding using passive compensating coils
Inventor:
Mohamed A. Hilal
Patented Case
View Patent ↗
Granted: Jul 25, 1989
Filed: Jun 29, 1987
Inventor
Mohamed A. Hilal
Assignee (at issue)
General Dynamics Corporation Space Systems Division
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.