Granted Patent
Utility
US 4,359,123 · App. 06/247,844
Adjustable power steering mechanism
Inventors:
Robert Haupt, George E. Kaiser
Patented Case
View Patent ↗
Granted: Nov 16, 1982
Filed: Mar 26, 1981
Inventors
Robert Haupt
George E. Kaiser
Assignee (at issue)
Allis-Chalmers Corporation
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.