Granted Patent
Utility
US 5,141,601 · App. 07/638,796
Press roll with wedge clamp for the press-jacket edges
Inventors:
Nils Karlsson, Leif Karlsson
Patented Case
View Patent ↗
Granted: Aug 25, 1992
Filed: Jan 8, 1991
Inventors
Nils Karlsson
Leif Karlsson
Assignee (at issue)
Valmet Paper Machinery Inc.
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.