Granted Patent
Utility
US 4,523,320 · App. 06/457,985
Uniform-field electrode
Inventor:
Eddy A. Stappaerts
Patented Case
View Patent ↗
Granted: Jun 11, 1985
Filed: Jan 14, 1983
Inventor
Eddy A. Stappaerts
Assignee (at issue)
Northrop Corporation
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.