Granted Patent
Utility
US 4,381,452 · App. 06/231,303
System for measuring trace moisture in a gaseous stream
Inventor:
Michel L. Jeunehomme
Patented Case
View Patent ↗
Granted: Apr 26, 1983
Filed: Feb 4, 1981
Inventor
Michel L. Jeunehomme
Assignee (at issue)
GCA Corporation
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.