Granted Patent
Utility
US 4,386,701 · App. 05/845,097
Tight head pail construction
Inventor:
Herbert W. Galer
Patented Case
View Patent ↗
Granted: Jun 7, 1983
Filed: Oct 25, 1977
Inventor
Herbert W. Galer
Assignee (at issue)
United States Steel Corporation
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.