Granted Patent
Utility
US 6,099,480 · App. 09/125,872
Apparatus for measuring the no-gas content of a gas mixture
Inventor:
Lars-Erik Gustafsson
Patented Case
View Patent ↗
Granted: Aug 8, 2000
Filed: May 14, 1999
Inventor
Lars-Erik Gustafsson
Assignee (at issue)
Aerocrine AB
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.