Granted Patent
Utility
US 4,632,296 · App. 06/730,078
Forming of stiffened panels
Inventors:
Martin H. Mansbridge, John K. Norton, Paul W. Beazley-Long, David J. Irwin
Patented Case
View Patent ↗
Granted: Dec 30, 1986
Filed: May 3, 1985
Inventors
Martin H. Mansbridge
John K. Norton
Paul W. Beazley-Long
David J. Irwin
Assignee (at issue)
British Aerospace Plc
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.