Granted Patent
Utility
US 4,329,554 · App. 06/110,350
Loadbreak arc snuffing device
Inventors:
William J. Huber, Todd K. Knapp
Patented Case
View Patent ↗
Granted: May 11, 1982
Filed: Jan 7, 1980
Inventors
William J. Huber
Todd K. Knapp
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.