Granted Patent
Utility
US 4,298,331 · App. 06/092,892
Container fabricating machine
Inventor:
Martin Mueller
Patented Case
View Patent ↗
Granted: Nov 3, 1981
Filed: Nov 9, 1979
Inventor
Martin Mueller
Assignee (at issue)
Owens-Illinois Inc.
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.