Granted Patent
Utility
US 4,302,972 · App. 06/044,387
Apparatus for measuring temperature and a method of producing same
Inventors:
George W. Oettle, Bo H. Hakansson
Patented Case
View Patent ↗
Granted: Dec 1, 1981
Filed: Jun 1, 1979
Inventors
George W. Oettle
Bo H. Hakansson
Assignee (at issue)
Crafon Medical 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.