Granted Patent
Utility
US 5,452,142 · App. 07/963,614
Approach for positioning, fabricating, aligning and testing grazing, convex, hyperbolic mirrors
Inventor:
Howard D. Hall
Patented Case
View Patent ↗
Granted: Sep 19, 1995
Filed: Oct 20, 1992
Inventor
Howard D. Hall
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.