Granted Patent
Utility
US 5,561,280 · App. 08/441,455
Compressed gas-blast circuit breaker
Inventor:
Johannes Blatter
Patented Case
View Patent ↗
Granted: Oct 1, 1996
Filed: May 15, 1995
Inventor
Johannes Blatter
Assignee (at issue)
GEC Alsthom T&D SA
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.