Granted Patent
Utility
US 4,890,095 · App. 06/933,740
Circuit arrangement for automatically monitoring several analog electric signals
Inventors:
Wolfgang Esser, Peter Jung
Patented Case
View Patent ↗
Granted: Dec 26, 1989
Filed: Nov 21, 1986
Inventors
Wolfgang Esser
Peter Jung
Assignee (at issue)
Nixdorf Computer AG
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.