Granted Patent
Utility
US 5,625,326 · App. 08/656,316
Lock alarm circuit of a synthesizer
Inventor:
Olli-Pekka Raikaa
Patented Case
View Patent ↗
Granted: Apr 29, 1997
Filed: Jun 12, 1996
Inventor
Olli-Pekka Raikaa
Assignee (at issue)
Nokia Telecommunications Oy
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.