Granted Patent
Utility
US 4,600,347 · App. 06/669,716
Double seam tightness monitor
Inventors:
Anthony F. Segredo, Richard E. Prendergast, Ralph E. Martin, Jack W. Pluister
Patented Case
View Patent ↗
Granted: Jul 15, 1986
Filed: Nov 9, 1984
Inventors
Anthony F. Segredo
Richard E. Prendergast
Ralph E. Martin
Jack W. Pluister
Assignee (at issue)
Continental Can Company, 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.