Granted Patent
Utility
US 6,223,883 · App. 08/880,107
Vacuum control for a transfer device, in particular for cans
Inventors:
Stephan Gericke, Bernhard Mokler
Patented Case
View Patent ↗
Granted: May 1, 2001
Filed: Jun 20, 1997
Inventors
Stephan Gericke
Bernhard Mokler
Assignee (at issue)
LTG Lufttechnische Gesellschaft mit beschrankter Haftung
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.