Granted Patent
Utility
US 4,593,788 · App. 06/581,575
Rescue apparatus
Inventor:
Larry Miller
Patented Case
View Patent ↗
Granted: Jun 10, 1986
Filed: Feb 21, 1984
Inventor
Larry Miller
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.