Granted Patent
Utility
US 4,299,655 · App. 06/146,677
Foam generator for papermaking machine
Inventor:
Borgeir Skaugen
Patented Case
View Patent ↗
Granted: Nov 10, 1981
Filed: May 5, 1980
Inventor
Borgeir Skaugen
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.