Granted Patent
Utility
US 4,429,829 · App. 06/323,476
Interactive dual probe temperature control system
Inventor:
Edmund L. Dutton
Patented Case
View Patent ↗
Granted: Feb 7, 1984
Filed: Nov 20, 1981
Inventor
Edmund L. Dutton
Assignee (at issue)
MALLINCKRODT LLC
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.