Granted Patent
Utility
US 5,128,909 · App. 07/569,067
Advanced clock measurement system
Inventor:
Samuel R. Stein
Patented Case
View Patent ↗
Granted: Jul 7, 1992
Filed: Aug 17, 1990
Inventor
Samuel R. Stein
Assignee (at issue)
BALL 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.