Granted Patent
Utility
US 4,875,151 · App. 06/895,408
Two transistor full wave rectifier
Inventors:
Daniel L. Ellsworth, Maurice M. Moll
Patented Case
View Patent ↗
Granted: Oct 17, 1989
Filed: Aug 11, 1986
Inventors
Daniel L. Ellsworth
Maurice M. Moll
Assignee (at issue)
NCR 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.