Granted Patent
Utility
US 4,433,301 · App. 06/262,372
Equalization preamplifier with high frequency gain peaking
Inventor:
Henry J. Lukes
Patented Case
View Patent ↗
Granted: Feb 21, 1984
Filed: May 11, 1981
Inventor
Henry J. Lukes
Assignee (at issue)
Sundstrand Data Control, 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.