Granted Patent
Utility
US 4,343,009 · App. 06/261,295
Facsimile recorder
Inventors:
Felix Lutz, Gerhard Seibold, Gerhard Wessel, Joachim Lauckner
Patented Case
View Patent ↗
Granted: Aug 3, 1982
Filed: May 7, 1981
Inventors
Felix Lutz
Gerhard Seibold
Gerhard Wessel
Joachim Lauckner
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.