Granted Patent
Utility
US 4,567,829 · App. 06/636,043
Shaped charge projectile system
Inventors:
Richard T. Ziemba, Richard W. McLay, Jeff A. Siewert
Patented Case
View Patent ↗
Granted: Feb 4, 1986
Filed: Jul 30, 1984
Inventors
Richard T. Ziemba
Richard W. McLay
Jeff A. Siewert
Assignee (at issue)
General Electric 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.