Granted Patent
Utility
US 4,474,643 · App. 06/074,731
Method for controlling the moisture content of a fiber web and apparatus for accomplishing the method and a paper making machine for accomplishing the method and a paper making machine with an apparatus for accomplishing the method
Inventor:
Rolf W. Lindblad
Patented Case
View Patent ↗
Granted: Oct 2, 1984
Filed: Sep 12, 1979
Inventor
Rolf W. Lindblad
Assignee (at issue)
Albany International Corp
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.