Granted Patent
Utility
US 5,311,643 · App. 07/985,882
Hinge for a foldable rail section for mounting a container of an oxygen supply unit in an aircraft
Inventors:
Wolfgang Marquardt, Roderich Thometschek, Wolfgang Rittner, Alfred Rother, Holger Wollnik, Christoph Bauer, Christian Schnoor
Patented Case
View Patent ↗
Granted: May 17, 1994
Filed: Dec 4, 1992
Inventors
Wolfgang Marquardt
Roderich Thometschek
Wolfgang Rittner
Alfred Rother
Holger Wollnik
Christoph Bauer
Christian Schnoor
Assignee (at issue)
DRAGERWERK AKTIEGESELLSCHAFT
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.