Granted Patent
Utility
US 5,111,000 · App. 07/585,934
Enclosure for semi-buried electrical distribution apparatus
Inventor:
Claude A. Maraldo
Patented Case
View Patent ↗
Granted: May 5, 1992
Filed: Sep 21, 1990
Inventor
Claude A. Maraldo
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.