Granted Patent
Utility
US 4,245,380 · App. 05/956,548
Multiple heat pipe heat exchanger and method for making
Inventor:
Dale E. Maxson
Patented Case
View Patent ↗
Granted: Jan 20, 1981
Filed: Nov 1, 1978
Inventor
Dale E. Maxson
Assignee (at issue)
Barber-Coleman Company
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.