Granted Patent
Utility
US 5,336,083 · App. 08/014,514
Detonation arrestor with cooling section and quenching section
Inventor:
Robert K. Rajewski
Patented Case
View Patent ↗
Granted: Aug 9, 1994
Filed: Feb 8, 1993
Inventor
Robert K. Rajewski
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.