Granted Patent
Utility
US 4,267,771 · App. 06/074,979
Self-aligning mandrel for can printing machines
Inventor:
James S. Stirbis
Patented Case
View Patent ↗
Granted: May 19, 1981
Filed: Sep 13, 1979
Inventor
James S. Stirbis
Assignee (at issue)
Coors Container Company
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.