Granted Patent
Utility
US 4,450,349 · App. 06/355,017
Bar code with optical reading device
Inventors:
Siegfried Apitz, Rolf Nonnenmann
Patented Case
View Patent ↗
Granted: May 22, 1984
Filed: Mar 5, 1982
Inventors
Siegfried Apitz
Rolf Nonnenmann
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.