Granted Patent
Utility
US 4,476,351 · App. 06/361,690
Subscriber loop current regulator
Inventors:
Mark J. Beegle, Mark W. Grimes
Patented Case
View Patent ↗
Granted: Oct 9, 1984
Filed: Mar 25, 1982
Inventors
Mark J. Beegle
Mark W. Grimes
Assignee (at issue)
Rockwell International 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.