Granted Patent
Utility
US 4,597,835 · App. 06/675,695
Still
Inventor:
John Moss
Patented Case
View Patent ↗
Granted: Jul 1, 1986
Filed: Nov 28, 1984
Inventor
John Moss
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.