Granted Patent
Utility
US 6,338,451 · App. 09/180,425
Cross cutting device for a winding machine
Inventors:
G. Walter Dorfel, Jurgen Treutner, Donald Gangemi
Patented Case
View Patent ↗
Granted: Jan 15, 2002
Filed: Nov 9, 1998
Inventors
G. Walter Dorfel
Jurgen Treutner
Donald Gangemi
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.