Granted Patent
Utility
US 5,668,332 · App. 08/656,834
Cymbal position control apparatus
Inventor:
Donald G. Lombardi
Patented Case
View Patent ↗
Granted: Sep 16, 1997
Filed: Jun 3, 1996
Inventor
Donald G. Lombardi
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.