Granted Patent
Utility
US 6,216,439 · App. 09/305,459
Gas turbine fuel system comprising fuel oil distribution control system, fuel oil purge system, purging air supply system and fuel nozzle wash system
Inventor:
Yukimasa Nakamoto
Patented Case
View Patent ↗
Granted: Apr 17, 2001
Filed: May 6, 1999
Inventor
Yukimasa Nakamoto
Assignee (at issue)
MITSUBISHI ELECTRIC CORPORATION
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.