Granted Patent
Utility
US 4,647,873 · App. 06/757,031
Adaptive linear FM sweep corrective system
Inventors:
Frederick L. Beckner, Garry N. Hulderman, Darrell K. Ingram
Patented Case
View Patent ↗
Granted: Mar 3, 1987
Filed: Jul 19, 1985
Inventors
Frederick L. Beckner
Garry N. Hulderman
Darrell K. Ingram
Assignee (at issue)
General Dynamics Corp., Pomona Division
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.