Granted Patent
Utility
US 5,546,705 · App. 08/315,759
Support for holding a closing element
Inventor:
Artur Hirtsiefer
Patented Case
View Patent ↗
Granted: Aug 20, 1996
Filed: Sep 30, 1994
Inventor
Artur Hirtsiefer
Assignee (at issue)
Huwil-Werke GmbH
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.