Granted Patent
Utility
US 4,285,647 · App. 06/089,927
Apparatus for the manufacture of fibrous webs
Inventor:
Cedric A. Dunkerly, II
Patented Case
View Patent ↗
Granted: Aug 25, 1981
Filed: Oct 31, 1979
Inventor
Cedric A. Dunkerly, II
Assignee (at issue)
American Can Company
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.