Granted Patent
Utility
US 4,648,799 · App. 06/647,859
Cooled combustion turbine blade with retrofit blade seal
Inventors:
David L. Brown, Leroy D. McLaurin
Patented Case
View Patent ↗
Granted: Mar 10, 1987
Filed: Sep 5, 1984
Inventors
David L. Brown
Leroy D. McLaurin
Assignee (at issue)
Westinghouse Electric Company 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.