Granted Patent
Utility
US 5,533,726 · App. 08/247,088
Magnetic crane for a pinball game
Inventors:
Dennis Nordman, Winston H. Schilling
Patented Case
View Patent ↗
Granted: Jul 9, 1996
Filed: May 20, 1994
Inventors
Dennis Nordman
Winston H. Schilling
Assignee (at issue)
Williams Electronics Games, 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.