Granted Patent
Utility
US 4,757,763 · App. 07/022,485
Automatic blanket cylinder cleaner
Inventors:
John MacPhee, Charles R. Gasparrini, Karlheinz E. H. Arnolds
Patented Case
View Patent ↗
Granted: Jul 19, 1988
Filed: Mar 6, 1987
Inventors
John MacPhee
Charles R. Gasparrini
Karlheinz E. H. Arnolds
Assignee (at issue)
Baldwin Technology 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.