Granted Patent
Utility
US 4,438,673 · App. 06/302,131
Slitter mounting bracket
Inventors:
Roy O. Noffke, Thomas Engel
Patented Case
View Patent ↗
Granted: Mar 27, 1984
Filed: Sep 14, 1981
Inventors
Roy O. Noffke
Thomas Engel
Assignee (at issue)
Appleton Papers 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.