Granted Patent
Utility
US 5,359,259 · App. 07/897,862
Mask-frame combination for a color picture tube
Inventors:
Rolf Reidinger, Rolf Schmidt
Patented Case
View Patent ↗
Granted: Oct 25, 1994
Filed: Jun 12, 1992
Inventors
Rolf Reidinger
Rolf Schmidt
Assignee (at issue)
Nokia (Deutschland) 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.