Granted Patent
Utility
US 6,629,458 · App. 10/252,830
Device in a level gauging system
Inventors:
Jan Westerling, Magnus Hakansson
Patented Case
View Patent ↗
Granted: Oct 7, 2003
Filed: Sep 24, 2002
Inventors
Jan Westerling
Magnus Hakansson
Assignee (at issue)
Saab Marine Electronics AB
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.