Granted Patent
Utility
US 4,903,282 · App. 07/294,965
Electronic coin-counting control
Inventor:
Kurt Botker
Patented Case
View Patent ↗
Granted: Feb 20, 1990
Filed: Jan 6, 1989
Inventor
Kurt Botker
Assignee (at issue)
North American Philips 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.