Granted Patent
Utility
US 4,348,679 · App. 06/194,155
Multi-mode dual-feed array radar antenna
Inventors:
Harold Shnitkin, Peter W. Smith
Patented Case
View Patent ↗
Granted: Sep 7, 1982
Filed: Oct 6, 1980
Inventors
Harold Shnitkin
Peter W. Smith
Assignee (at issue)
UNITED TECHNOLOGIES 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.