Granted Patent
Utility
US 4,239,122 · App. 05/882,733
Reinforced storage rack
Inventor:
Herbert Klein
Patented Case
View Patent ↗
Granted: Dec 16, 1980
Filed: Mar 2, 1978
Inventor
Herbert Klein
Assignee (at issue)
Unarco Industries LLC
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.