Granted Patent
Utility
US 5,320,297 · App. 07/550,244
Roll-winding apparatus drive mechanism
Inventors:
Bernd Goerner, Volker Rose
Patented Case
View Patent ↗
Granted: Jun 14, 1994
Filed: Jul 6, 1990
Inventors
Bernd Goerner
Volker Rose
Assignee (at issue)
Beloit Technologies, Inc.
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.