Granted Patent
Utility
US 5,152,874 · App. 07/403,560
Apparatus and method for removing fluid from a fibrous web
Inventor:
Samuel F. Keller
Patented Case
View Patent ↗
Granted: Oct 6, 1992
Filed: Sep 6, 1989
Inventor
Samuel F. Keller
Assignee (at issue)
Beloit Corporation
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.