Granted Patent
Utility
US 4,313,335 · App. 06/096,758
Vehicle work rack structure
Inventor:
Leonard F. Eck
Patented Case
View Patent ↗
Granted: Feb 2, 1982
Filed: Nov 23, 1979
Inventor
Leonard F. Eck
Assignee (at issue)
Kansas Jack, Inc.
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.