Granted Patent
Utility
US 5,883,746 · App. 08/809,943
Apparatus for beam splitting
Inventor:
Thomas Zelenka
Patented Case
View Patent ↗
Granted: Mar 16, 1999
Filed: Mar 20, 1997
Inventor
Thomas Zelenka
Assignee (at issue)
Linotype-Hell AG
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.