Granted Patent
Utility
US 4,344,584 · App. 06/240,110
Apparatus for winding webs
Inventor:
Roger A. Schroeder
Patented Case
View Patent ↗
Granted: Aug 17, 1982
Filed: Mar 4, 1981
Inventor
Roger A. Schroeder
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.