Granted Patent
Utility
US 5,335,582 · App. 07/846,844
Vacuum brake booster
Inventor:
Charles Byron Horner
Patented Case
View Patent ↗
Granted: Aug 9, 1994
Filed: Mar 6, 1992
Inventor
Charles Byron Horner
Assignee (at issue)
AlliedSignal, Inc.
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.