Granted Patent
Utility
US 6,407,673 · App. 09/947,057
Transit vehicle multimedia broadcast system
Inventor:
David E. Lane, II
Patented Case
View Patent ↗
Granted: Jun 18, 2002
Filed: Sep 4, 2001
Inventor
David E. Lane, II
Assignee (at issue)
The Rail Network, Inc.
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.