Granted Patent
Utility
US 4,498,068 · App. 06/448,959
Magnetic arc extinguished fusible elements
Inventor:
Aldino J. Gaia
Patented Case
View Patent ↗
Granted: Feb 5, 1985
Filed: Dec 13, 1982
Inventor
Aldino J. Gaia
Assignee (at issue)
MCGRAW-EDISON COMPANY
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.