Granted Patent
Utility
US 5,223,710 · App. 07/847,463
Optical angular position sensing system for use with a galvanometer
Inventor:
Raymond Pavlak, Jr.
Patented Case
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Granted: Jun 29, 1993
Filed: Mar 6, 1992
Inventor
Raymond Pavlak, Jr.
Assignee (at issue)
Digital Equipment 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.