Granted Patent
Utility
US 4,443,290 · App. 06/386,373
Work station
Inventors:
Earl F. Loeffler, Stephen R. Barrickman, John A. Johnsen
Patented Case
View Patent ↗
Granted: Apr 17, 1984
Filed: Jun 8, 1982
Inventors
Earl F. Loeffler
Stephen R. Barrickman
John A. Johnsen
Assignee (at issue)
The Firestone Tire & Rubber 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.