Granted Patent
Utility
US 5,447,214 · App. 08/276,900
Hydraulic brake system bleed valve and method for bleeding air
Inventor:
Dallas A. Appelgren
Patented Case
View Patent ↗
Granted: Sep 5, 1995
Filed: Jul 19, 1994
Inventor
Dallas A. Appelgren
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.