Granted Patent
Utility
US 4,577,840 · App. 06/583,187
Self-pumping hydropneumatic spring leg or strut with internal level control for motor vehicles
Inventors:
Theo Meller, Heinz Knecht, Werner Kuchheuser
Patented Case
View Patent ↗
Granted: Mar 25, 1986
Filed: Feb 24, 1984
Inventors
Theo Meller
Heinz Knecht
Werner Kuchheuser
Assignee (at issue)
Boge GmbH
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.