Granted Patent
Utility
US 4,774,524 · App. 07/026,437
Arrangement for driving a plurality of non-mechanical printer devices in tandem operation
Inventors:
Volker Warbus, Manfred Wiedemer
Patented Case
View Patent ↗
Granted: Sep 27, 1988
Filed: Mar 16, 1987
Inventors
Volker Warbus
Manfred Wiedemer
Assignee (at issue)
Siemens Aktiengesellschaft
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.