Granted Patent
Utility
US 4,483,033 · App. 06/451,982
Service device for the interior viewing surface of a simulator dome
Inventor:
Frank X. Gebert
Patented Case
View Patent ↗
Granted: Nov 20, 1984
Filed: Dec 21, 1982
Inventor
Frank X. Gebert
Assignee (at issue)
The Singer Company Limited
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.