Granted Patent
Utility
US 4,078,207 · App. 05/757,555
Push-pull transistor amplifier with driver circuitry providing over-current protection
Inventor:
Arthur J. Leidich
Patented Case
View Patent ↗
Granted: Mar 7, 1978
Filed: Jan 7, 1977
Inventor
Arthur J. Leidich
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.