Granted Patent
Utility
US 4,568,034 · App. 06/620,593
Method for uniformly winding elongate sheet materials
Inventor:
Frank J. Nowak
Patented Case
View Patent ↗
Granted: Feb 4, 1986
Filed: Jun 14, 1984
Inventor
Frank J. Nowak
Assignee (at issue)
Owens-Illinois Inc.
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.