Granted Patent
Utility
US 5,160,751 · App. 07/669,357
Apparatus for making a data-carrying optical disk
Inventors:
Martin Eichlseder, Peter Lichtinger
Patented Case
View Patent ↗
Granted: Nov 3, 1992
Filed: Mar 14, 1991
Inventors
Martin Eichlseder
Peter Lichtinger
Assignee (at issue)
KraussMaffei 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.