Granted Patent
Utility
US 5,413,271 · App. 08/202,115
Forming of metal articles
Inventors:
Martin H. Mansbridge, David J. Irwin
Patented Case
View Patent ↗
Granted: May 9, 1995
Filed: Feb 25, 1994
Inventors
Martin H. Mansbridge
David J. Irwin
Assignee (at issue)
British Aerospace Public Limited Co.
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.