Granted Patent
Utility
US 6,380,512 · App. 09/973,642
Method for removing coating material from a cooling hole of a gas turbine engine component
Inventor:
George Emer
Patented Case
View Patent ↗
Granted: Apr 30, 2002
Filed: Oct 9, 2001
Inventor
George Emer
Assignee (at issue)
Chromalloy Gas Turbine 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.