Granted Patent
Utility
US 6,006,566 · App. 09/262,833
Method and device for removing a slug from a hydroforming tool
Inventors:
Thomas Huelsberg, Ralf Puenjer
Patented Case
View Patent ↗
Granted: Dec 28, 1999
Filed: Mar 5, 1999
Inventors
Thomas Huelsberg
Ralf Puenjer
Assignee (at issue)
Daimlerchrysler AG
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.