Granted Patent
Utility
US 4,597,678 · App. 06/793,553
Bearing device for threaded spindles
Inventors:
Rolf Angelbeck, Reinhard Gesell, Matthias Goessner
Patented Case
View Patent ↗
Granted: Jul 1, 1986
Filed: Oct 31, 1985
Inventors
Rolf Angelbeck
Reinhard Gesell
Matthias Goessner
Assignee (at issue)
Dr. Ing. Rudolf Hell GmbH
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.