Granted Patent
Utility
US 5,281,813 · App. 07/907,772
Laser rangefinder test system
Inventor:
I-Fu Shih
Patented Case
View Patent ↗
Granted: Jan 25, 1994
Filed: Jun 30, 1992
Inventor
I-Fu Shih
Assignee (at issue)
Hughes Aircraft 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.