Granted Patent
Utility
US 4,297,644 · App. 06/096,739
Amplifier with cross-over current control
Inventor:
Adel Abdel Aziz Ahmed
Patented Case
View Patent ↗
Granted: Oct 27, 1981
Filed: Nov 23, 1979
Inventor
Adel Abdel Aziz Ahmed
Assignee (at issue)
RCA 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.