Granted Patent
Utility
US 4,533,865 · App. 06/465,117
Circuit arrangement for identifying and storing power line faults
Inventor:
Manfred Schlenk
Patented Case
View Patent ↗
Granted: Aug 6, 1985
Filed: Feb 9, 1983
Inventor
Manfred Schlenk
Assignee (at issue)
Siemens Aktiengesellschaft
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.