Granted Patent
Utility
US 4,013,324 · App. 05/620,206
Fault detection for wheel slip control system
Inventor:
Donald S. Quon
Patented Case
View Patent ↗
Granted: Mar 22, 1977
Filed: Oct 6, 1975
Inventor
Donald S. Quon
Assignee (at issue)
Wagner Electric 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.