Granted Patent
Utility
US 4,827,097 · App. 06/860,632
Continuous transformer and motor
Inventor:
Jeffrey K. Cornell
Patented Case
View Patent ↗
Granted: May 2, 1989
Filed: May 7, 1986
Inventor
Jeffrey K. Cornell
Assignee (at issue)
Litton Systems, 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.