Granted Patent
Utility
US 5,651,443 · App. 08/584,592
Electrical noise suppression in coin acceptor mechanism
Inventor:
Marvin F. Gaudette
Patented Case
View Patent ↗
Granted: Jul 29, 1997
Filed: Jan 11, 1996
Inventor
Marvin F. Gaudette
Assignee (at issue)
Eaton Corporation
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.