Granted Patent
Utility
US 4,445,320 · App. 06/370,054
Spindle brake
Inventors:
Gunter Oppl, Gunther Schmitt
Patented Case
View Patent ↗
Granted: May 1, 1984
Filed: Apr 20, 1982
Inventors
Gunter Oppl
Gunther Schmitt
Assignee (at issue)
Fag Kugelfischer Georg Shäfer 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.