Granted Patent
Utility
US 5,652,388 · App. 08/517,333
Apparatus and method for detecting printing press web breakage
Inventors:
Ronald Callan, Michael Gregory, Tat Luk, Gifford Neill
Patented Case
View Patent ↗
Granted: Jul 29, 1997
Filed: Aug 21, 1995
Inventors
Ronald Callan
Michael Gregory
Tat Luk
Gifford Neill
Assignee (at issue)
Baldwin WEb Controls
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.