Granted Patent
Utility
US 5,770,320 · App. 08/720,276
Assembling sheet metal members
Inventors:
Richard P. Hughes, Patrick T. Lawless
Patented Case
View Patent ↗
Granted: Jun 23, 1998
Filed: Sep 26, 1996
Inventors
Richard P. Hughes
Patrick T. Lawless
Assignee (at issue)
Nortel Networks Limited
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.