Granted Patent
Utility
US 5,316,102 · App. 07/834,421
Safety system for use in erecting static structures
Inventor:
Michael Bell
Patented Case
View Patent ↗
Granted: May 31, 1994
Filed: Feb 12, 1992
Inventor
Michael Bell
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.