Granted Patent
Utility
US 4,958,564 · App. 07/417,299
Method and system for preparing a planographic printing form
Inventors:
Hartmut Fuhrmann, Reinhard Plaschka
Patented Case
View Patent ↗
Granted: Sep 25, 1990
Filed: Oct 5, 1989
Inventors
Hartmut Fuhrmann
Reinhard Plaschka
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.