Granted Patent
Utility
US 4,466,512 · App. 06/364,826
Loading apparatus for differential band brake
Inventor:
William F. Witt
Patented Case
View Patent ↗
Granted: Aug 21, 1984
Filed: Apr 2, 1982
Inventor
William F. Witt
Assignee (at issue)
Ampex Corporation
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.