Granted Patent
Utility
US 4,894,199 · App. 07/051,899
Beam fusion device and method
Inventor:
Norman Rostoker
Patented Case
View Patent ↗
Granted: Jan 16, 1990
Filed: Jun 11, 1987
Inventor
Norman Rostoker
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.