Granted Patent
Utility
US 4,356,461 · App. 06/225,071
Practical implementation of large Butler matrices
Inventor:
Joseph H. Acoraci
Patented Case
View Patent ↗
Granted: Oct 26, 1982
Filed: Jan 14, 1981
Inventor
Joseph H. Acoraci
Assignee (at issue)
Bendix 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.