Granted Patent
Utility
US 4,628,437 · App. 06/538,645
Telecontrol system
Inventors:
Werner Poschmann, Wolfgang Klenner, Gunter Wattach, Peter Maas
Patented Case
View Patent ↗
Granted: Dec 9, 1986
Filed: Oct 3, 1983
Inventors
Werner Poschmann
Wolfgang Klenner
Gunter Wattach
Peter Maas
Assignee (at issue)
International Standard Electric Corporation
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.