Granted Patent
Utility
US 4,905,379 · App. 07/244,774
Intermediate vacuum roll for dryer
Inventor:
Gregory L. Wedel
Patented Case
View Patent ↗
Granted: Mar 6, 1990
Filed: Sep 14, 1988
Inventor
Gregory L. Wedel
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.