Granted Patent
Utility
US 4,276,803 · App. 06/121,539
Stop tab for capture combination action systems used in electronic organs
Inventor:
William L. Fritz
Patented Case
View Patent ↗
Granted: Jul 7, 1981
Filed: Feb 14, 1980
Inventor
William L. Fritz
Assignee (at issue)
Baldwin Piano & Organ Company
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.