Granted Patent
Utility
US 4,903,559 · App. 07/099,560
Repetitive arc cutting of continuous sheeting
Inventor:
Harry A. Landeck
Patented Case
View Patent ↗
Granted: Feb 27, 1990
Filed: Sep 22, 1987
Inventor
Harry A. Landeck
Assignee (at issue)
First Brands Corporation
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.