Granted Patent
Utility
US 4,408,773 · App. 06/258,998
Self pumping, level regulating apparatus for vehicles, especially automobiles
Inventors:
Theo Meller, Heinz Knecht
Patented Case
View Patent ↗
Granted: Oct 11, 1983
Filed: Apr 30, 1981
Inventors
Theo Meller
Heinz Knecht
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.