Granted Patent
Utility
US 4,515,138 · App. 06/050,017
Internal combustion engines
Inventor:
Isaac Agadi
Patented Case
View Patent ↗
Granted: May 7, 1985
Filed: Jun 19, 1979
Inventor
Isaac Agadi
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.