Granted Patent
Utility
US 6,196,066 · App. 09/351,077
Rotor aircraft rotor blade with static and dynamic balancing device and balancing process of a blade
Inventor:
Bruno Barbier
Patented Case
View Patent ↗
Granted: Mar 6, 2001
Filed: Jul 9, 1999
Inventor
Bruno Barbier
Assignee (at issue)
EUROCOPTER
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.