Granted Patent
Utility
US 4,858,905 · App. 07/162,715
Dispensing device for sheet material
Inventor:
Peter Weigel
Patented Case
View Patent ↗
Granted: Aug 22, 1989
Filed: Mar 1, 1988
Inventor
Peter Weigel
Assignee (at issue)
Nixdorf Computer AG
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.