Granted Patent
Utility
US 5,054,547 · App. 07/589,278
Vertical tube heat exchanger apparatus having resilient distributor devices and a resilient distributor device therefor
Inventor:
Kenneth R. Shipley
Patented Case
View Patent ↗
Granted: Oct 8, 1991
Filed: Sep 28, 1990
Inventor
Kenneth R. Shipley
Assignee (at issue)
Henry Vogt Machine Co.
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.