Granted Patent
Utility
US 4,355,384 · App. 06/131,862
Non-blocking expandable switching matrix for a telecommunication system
Inventors:
Roland E. Genter, Steven R. Cook
Patented Case
View Patent ↗
Granted: Oct 19, 1982
Filed: Mar 19, 1980
Inventors
Roland E. Genter
Steven R. Cook
Assignee (at issue)
Digital Switch 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.