Granted Patent
Utility
US 4,920,255 · App. 07/264,872
Automatic incremental focusing scanner system
Inventor:
Stephen C. Gabeler
Patented Case
View Patent ↗
Granted: Apr 24, 1990
Filed: Oct 31, 1988
Inventor
Stephen C. Gabeler
Assignee (at issue)
Stephen C. Gabeler
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.