Granted Patent
Utility
US 4,806,800 · App. 07/123,507
TTL-to-ECL input translator/driver circuit
Inventor:
Aurangzeb Khan
Patented Case
View Patent ↗
Granted: Feb 21, 1989
Filed: Nov 20, 1987
Inventor
Aurangzeb Khan
Assignee (at issue)
Tandem Computers Incorporated
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.