Granted Patent
Utility
US 4,699,053 · App. 06/838,293
Device for selectively controlling the operation of inking or damping unit rollers of a printing press
Inventor:
Jurgen Wenzel
Patented Case
View Patent ↗
Granted: Oct 13, 1987
Filed: Mar 10, 1986
Inventor
Jurgen Wenzel
Assignee (at issue)
MAN Roland Druckmaschinen AG
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.