Granted Patent
Utility
US 4,654,613 · App. 06/761,718
Radar rotary joint
Inventor:
Clifford W. Fischer
Patented Case
View Patent ↗
Granted: Mar 31, 1987
Filed: Aug 2, 1985
Inventor
Clifford W. Fischer
Assignee (at issue)
Texas Instruments Incorporated
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.