Granted Patent
Utility
US 5,964,426 · App. 08/896,706
Roller for rewinding and tensioning a flexible element such as a sheet of material, shutter or similar, in particular for protections on machines
Inventor:
Giorgio Tabellini
Patented Case
View Patent ↗
Granted: Oct 12, 1999
Filed: Jul 18, 1997
Inventor
Giorgio Tabellini
Assignee (at issue)
P.E.I. PROTEZIONI ELABORAZIONI INDUSTRIALI S.R.L.
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.