Granted Patent
Utility
US 5,649,706 · App. 08/310,290
Simulator and practice method
Inventors:
Erwin C. Treat, Jr., Eric G. Muehle
Patented Case
View Patent ↗
Granted: Jul 22, 1997
Filed: Sep 21, 1994
Inventors
Erwin C. Treat, Jr.
Eric G. Muehle
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.