Granted Patent
Utility
US 4,357,548 · App. 06/155,998
Circuit arrangement using emitter coupled logic and integrated injection logic
Inventor:
Donald R. Preslar
Patented Case
View Patent ↗
Granted: Nov 2, 1982
Filed: May 30, 1980
Inventor
Donald R. Preslar
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.