Granted Patent
Utility
US 4,408,874 · App. 06/261,674
Projection aligner with specific means for bending mirror
Inventors:
William Zinky, Larry Rosenberg
Patented Case
View Patent ↗
Granted: Oct 11, 1983
Filed: May 7, 1981
Inventors
William Zinky
Larry Rosenberg
Assignee (at issue)
Computervision 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.