Granted Patent
Utility
US 4,932,889 · App. 07/323,999
Chipcard reader
Inventors:
Robert Bleier, Eberhard Raab, Manfred Reichardt
Patented Case
View Patent ↗
Granted: Jun 12, 1990
Filed: Mar 16, 1989
Inventors
Robert Bleier
Eberhard Raab
Manfred Reichardt
Assignee (at issue)
Amphenol 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.