Granted Patent
Utility
US 5,519,253 · App. 08/116,793
Coaxial switch module
Inventors:
Donald E. Lake, deceased, Charles T. Eytcheson
Patented Case
View Patent ↗
Granted: May 21, 1996
Filed: Sep 7, 1993
Inventors
Donald E. Lake, deceased
Charles T. Eytcheson
Assignee (at issue)
DELCO ELECTRONICS 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.