Granted Patent
Utility
US 4,864,862 · App. 07/160,211
Boresonic inspection system
Inventors:
Lawrence D. Nottingham, Thomas E. Michaels, Jennifer E. Michaels
Patented Case
View Patent ↗
Granted: Sep 12, 1989
Filed: Feb 25, 1988
Inventors
Lawrence D. Nottingham
Thomas E. Michaels
Jennifer E. Michaels
Assignee (at issue)
Westinghouse Electric Company LLC
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.