Granted Patent
Utility
US 4,363,025 · App. 06/247,271
Signal generating arrangements
Inventor:
Howard Jackson
Patented Case
View Patent ↗
Granted: Dec 7, 1982
Filed: Mar 25, 1981
Inventor
Howard Jackson
Assignee (at issue)
Elliott Brothers (London) Limited
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.