Granted Patent
Utility
US 4,456,199 · App. 06/276,288
Winding machine for winding strand-shaped winding material on a spool
Inventor:
Gerhard Seibert
Patented Case
View Patent ↗
Granted: Jun 26, 1984
Filed: Jun 22, 1981
Inventor
Gerhard Seibert
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.