Granted Patent
Utility
US 4,408,902 · App. 06/339,104
Method of and device for determining the boiling point of a liquid
Inventor:
Karl Peuker
Patented Case
View Patent ↗
Granted: Oct 11, 1983
Filed: Jan 13, 1982
Inventor
Karl Peuker
Assignee (at issue)
Fag Kugelfischer Georg Shäfer AG
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.