Granted Patent
Utility
US 4,588,493 · App. 06/651,227
Hot gas measuring probe
Inventors:
Robert N. Blumenthal, Andreas T. Melville
Patented Case
View Patent ↗
Granted: May 13, 1986
Filed: Sep 17, 1984
Inventors
Robert N. Blumenthal
Andreas T. Melville
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.