Granted Patent
Utility
US 5,649,890 · App. 08/432,819
Draw roller for the transport of a material web, particularly a paper web in a web-fed printing machine
Inventors:
Joachim A. H. Lapp, Alfred Walter Weiler
Patented Case
View Patent ↗
Granted: Jul 22, 1997
Filed: May 2, 1995
Inventors
Joachim A. H. Lapp
Alfred Walter Weiler
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.