Granted Patent
Utility
US 4,866,568 · App. 07/087,812
Integrated transformer sectionalizing switch assembly
Inventors:
Roland C. Eggebrecht, Aaron A. McIlheran, William H. Lane, Robert Richardson
Patented Case
View Patent ↗
Granted: Sep 12, 1989
Filed: Aug 21, 1987
Inventors
Roland C. Eggebrecht
Aaron A. McIlheran
William H. Lane
Robert Richardson
Assignee (at issue)
ASEA Electric, 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.