Granted Patent
Utility
US 5,043,839 · App. 07/357,299
Electronically monitored and controlled electrostatic discharge floor structure
Inventor:
William D. Wallace
Patented Case
View Patent ↗
Granted: Aug 27, 1991
Filed: May 26, 1989
Inventor
William D. Wallace
Assignee (at issue)
LTV Aerospace and Defense 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.