Granted Patent
Utility
US 5,450,624 · App. 08/001,688
Method and apparatus for diagnosing amp to speaker connections
Inventors:
Sylvester P. Porambo, John Dicky, John Elliott Whitecar, John Cotner
Patented Case
View Patent ↗
Granted: Sep 12, 1995
Filed: Jan 7, 1993
Inventors
Sylvester P. Porambo
John Dicky
John Elliott Whitecar
John Cotner
Assignee (at issue)
Ford Motor 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.