Granted Patent
Utility
US 5,515,753 · App. 08/299,431
Power wrench
Inventors:
Paul Wagner, Klaus Ruessmann, Thomas Beyert
Patented Case
View Patent ↗
Granted: May 14, 1996
Filed: Sep 1, 1994
Inventors
Paul Wagner
Klaus Ruessmann
Thomas Beyert
Assignee (at issue)
Paul Wagner
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.