Granted Patent
Utility
US 5,280,751 · App. 07/798,480
Radio frequency device for marking munition impact point
Inventors:
James O. Muirhead, Gerald E. Held
Patented Case
View Patent ↗
Granted: Jan 25, 1994
Filed: Nov 26, 1991
Inventors
James O. Muirhead
Gerald E. Held
Assignee (at issue)
Hughes Aircraft Company
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.