Granted Patent
Utility
US 4,280,313 · App. 06/081,528
Packaging apparatus
Inventors:
Walter I. Akkala, Thomas Gorshe
Patented Case
View Patent ↗
Granted: Jul 28, 1981
Filed: Oct 3, 1979
Inventors
Walter I. Akkala
Thomas Gorshe
Assignee (at issue)
American Can 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.