Granted Patent
Utility
US 6,725,561 · App. 10/348,611
Apparatus for the treatment of workpieces
Inventors:
Kersten Link, Wolfgang Renner
Patented Case
View Patent ↗
Granted: Apr 27, 2004
Filed: Jan 21, 2003
Inventors
Kersten Link
Wolfgang Renner
Assignee (at issue)
Eisenmann Maschinenbau GmbH & Co. KG
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.