Granted Patent
Utility
US 4,286,228 · App. 06/044,792
Frequency spectrum noise generator
Inventors:
Carl D. Wise, Vincent M. Heazel, Jr.
Patented Case
View Patent ↗
Granted: Aug 25, 1981
Filed: May 31, 1979
Inventors
Carl D. Wise
Vincent M. Heazel, Jr.
Assignee (at issue)
Westinghouse Electric Company LLC
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.