Granted Patent
Utility
US 5,595,148 · App. 08/588,768
Hydraulic valve control device
Inventors:
Ulrich Letsche, Andreas Rehberger, Frank Iberle
Patented Case
View Patent ↗
Granted: Jan 21, 1997
Filed: Jan 19, 1996
Inventors
Ulrich Letsche
Andreas Rehberger
Frank Iberle
Assignee (at issue)
MERCEDES-BENZ GROUP 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.