Granted Patent
Utility
US 4,649,828 · App. 06/826,586
Explosively forged penetrator warhead
Inventors:
David Henderson, Chang-Sheng Ting
Patented Case
View Patent ↗
Granted: Mar 17, 1987
Filed: Feb 6, 1986
Inventors
David Henderson
Chang-Sheng Ting
Assignee (at issue)
AVCO Corporation
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.