Granted Patent
Utility
US 5,247,268 · App. 07/817,068
Adjustable waveguide branch, and directional coupler
Inventor:
William H. Meise
Patented Case
View Patent ↗
Granted: Sep 21, 1993
Filed: Jan 6, 1992
Inventor
William H. Meise
Assignee (at issue)
General Electric Company
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.