Granted Patent
Utility
US 5,946,802 · App. 08/909,874
Process for the manufacture of a hollow turbomachine blade and apparatus for use in said process
Inventors:
Gilles Michel George Louis Calle, Gilles Charles Casimir Klein
Patented Case
View Patent ↗
Granted: Sep 7, 1999
Filed: Aug 12, 1997
Inventors
Gilles Michel George Louis Calle
Gilles Charles Casimir Klein
Assignee (at issue)
Societe Nationale d'Etude et de Construction de Moteurs d'Aviation - S.N.E.C.M.A
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.