Granted Patent
Utility
US 5,141,238 · App. 07/816,545
Sealing arrangement for a roll
Inventor:
Bernhard Brendel
Patented Case
View Patent ↗
Granted: Aug 25, 1992
Filed: Dec 30, 1991
Inventor
Bernhard Brendel
Assignee (at issue)
Eduard Kusters Maschinefabrik GmbH & Co. KG
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.