Granted Patent
Utility
US 4,516,461 · App. 06/586,420
Knife assembly for tape laying machine
Inventor:
Andrew Schaeffer
Patented Case
View Patent ↗
Granted: May 14, 1985
Filed: Mar 5, 1984
Inventor
Andrew Schaeffer
Assignee (at issue)
Cincinnatti Milacron 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.