Granted Patent
Utility
US 4,798,234 · App. 07/126,112
Can filling system
Inventor:
Larry M. Dugan
Patented Case
View Patent ↗
Granted: Jan 17, 1989
Filed: Nov 27, 1987
Inventor
Larry M. Dugan
Assignee (at issue)
Adolph Coors 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.