Granted Patent
Utility
US 5,921,487 · App. 08/983,381
Device for winding electric tape to give a coil
Inventor:
Hans-Toni Junius
Patented Case
View Patent ↗
Granted: Jul 13, 1999
Filed: Jan 16, 1998
Inventor
Hans-Toni Junius
Assignee (at issue)
C. D. Walzholz Produktions--Gesellschaft mbH
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.