Granted Patent
Utility
US 4,701,762 · App. 06/788,291
Three-dimensional electromagnetic surveillance system and method
Inventor:
John T. Apostolos
Patented Case
View Patent ↗
Granted: Oct 20, 1987
Filed: Oct 17, 1985
Inventor
John T. Apostolos
Assignee (at issue)
Sanders GmbH
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.