Granted Patent
Utility
US 4,909,148 · App. 07/207,513
Drop-in print station for multi-color printing press
Inventor:
John W. George
Patented Case
View Patent ↗
Granted: Mar 20, 1990
Filed: Jun 16, 1988
Inventor
John W. George
Assignee (at issue)
Express Flexographic Equipment Co., 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.