Granted Patent
Utility
US 4,467,410 · App. 06/231,554
Multi-phase subroutine control circuitry
Inventor:
Dongsung KIM
Patented Case
View Patent ↗
Granted: Aug 21, 1984
Filed: Feb 4, 1981
Inventor
Dongsung KIM
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.