Granted Patent
Utility
US 4,752,937 · App. 06/912,941
Gas laser and production process therefor
Inventors:
Wolfram Gorisch, Rolf Malkmus, Rainer Nitsche, Walter Skrlac, Dieter Wendt, Walter Wohlfart
Patented Case
View Patent ↗
Granted: Jun 21, 1988
Filed: Sep 29, 1986
Inventors
Wolfram Gorisch
Rolf Malkmus
Rainer Nitsche
Walter Skrlac
Dieter Wendt
Walter Wohlfart
Assignee (at issue)
W. C. Heraeus GmbH
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.