Granted Patent
Utility
US 4,462,080 · App. 06/325,325
Voice actuated machine control
Inventors:
Richard Johnstone, Edward E. Kirkham
Patented Case
View Patent ↗
Granted: Jul 24, 1984
Filed: Nov 27, 1981
Inventors
Richard Johnstone
Edward E. Kirkham
Assignee (at issue)
Kearney & Trecker 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.