Granted Patent
Utility
US 4,515,993 · App. 06/571,315
Low profile submersible electrical cable
Inventor:
Burton Thornley MacKenzie, Jr.
Patented Case
View Patent ↗
Granted: May 7, 1985
Filed: Jan 16, 1984
Inventor
Burton Thornley MacKenzie, Jr.
Assignee (at issue)
TRW Limited
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.