Granted Patent
Utility
US 5,222,432 · App. 07/957,726
Wiping device of an intaglio printing machine
Inventor:
Johannes Georg Schaede
Patented Case
View Patent ↗
Granted: Jun 29, 1993
Filed: Oct 7, 1992
Inventor
Johannes Georg Schaede
Assignee (at issue)
De La Rue Giori S.A.
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.