Granted Patent
Utility
US 5,357,375 · App. 08/071,471
Symmetrical prism beam deflector
Inventors:
Thomas Härig, Manfred Maul
Patented Case
View Patent ↗
Granted: Oct 18, 1994
Filed: Jun 4, 1993
Inventors
Thomas Härig
Manfred Maul
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.