Granted Patent
Utility
US 4,062,234 · App. 05/763,315
Dynamometer test stand
Inventors:
Harold H. Bartlett, Charles H. Herr, Jr., Lionel L. Kinney, Ivan R. Lamport, Clarence A. Welch
Patented Case
View Patent ↗
Granted: Dec 13, 1977
Filed: Jan 28, 1977
Inventors
Harold H. Bartlett
Charles H. Herr, Jr.
Lionel L. Kinney
Ivan R. Lamport
Clarence A. Welch
Assignee (at issue)
Caterpillar Tractor Co.
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.