Granted Patent
Utility
US 4,780,273 · App. 06/827,289
Nuclear reactor fuel assembly
Inventor:
Heinrich Dressel
Patented Case
View Patent ↗
Granted: Oct 25, 1988
Filed: Feb 6, 1986
Inventor
Heinrich Dressel
Assignee (at issue)
Kraftwerk Union Aktiengesellschaft
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.