Granted Patent
Utility
US 5,334,987 · App. 08/041,162
Agricultural aircraft control system using the global positioning system
Inventor:
Ted L. Teach
Patented Case
View Patent ↗
Granted: Aug 2, 1994
Filed: Apr 1, 1993
Inventor
Ted L. Teach
Assignee (at issue)
Spectra-Physics Laserplane, 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.