Granted Patent
Utility
US 6,325,155 · App. 09/764,514
Draft cable for connecting a wing for agricultural tillage device
Inventor:
Terrance A. Friggstad
Patented Case
View Patent ↗
Granted: Dec 4, 2001
Filed: Jan 18, 2001
Inventor
Terrance A. Friggstad
Assignee (at issue)
Flexi-Coil Ltd.
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.