Granted Patent
Utility
US 4,356,147 · App. 06/017,767
Fluid tight and thermally insulated coupling assembly
Inventors:
Bo Borrman, Knud Engedal
Patented Case
View Patent ↗
Granted: Oct 26, 1982
Filed: Mar 5, 1979
Inventors
Bo Borrman
Knud Engedal
Assignee (at issue)
AB Asea-Atom
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.