Granted Patent
Utility
US 4,953,422 · App. 07/174,055
Compound angle limiting device
Inventors:
William L. Chapman, Charles F. Marner, Daniel K. Schotter, Ronald L. Hehn
Patented Case
View Patent ↗
Granted: Sep 4, 1990
Filed: Mar 28, 1988
Inventors
William L. Chapman
Charles F. Marner
Daniel K. Schotter
Ronald L. Hehn
Assignee (at issue)
Hughes Aircraft 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.