Granted Patent
Utility
US 4,605,156 · App. 06/705,248
Cold welded joint
Inventors:
Donald D. Stenger, John F. Coulahan
Patented Case
View Patent ↗
Granted: Aug 12, 1986
Filed: Feb 25, 1985
Inventors
Donald D. Stenger
John F. Coulahan
Assignee (at issue)
General Dynamics Corporation, Convair Division
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.