Granted Patent
Utility
US 4,602,323 · App. 06/667,965
Single-ended transformer drive circuit
Inventor:
Patrice Lethellier
Patented Case
View Patent ↗
Granted: Jul 22, 1986
Filed: Nov 5, 1984
Inventor
Patrice Lethellier
Assignee (at issue)
Burroughs, 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.