Granted Patent
Utility
US 6,176,132 · App. 08/704,956
Method for determining liquid level in a container using an electromagnetic acoustic transducer (EMAT)
Inventor:
Daniel T. MacLauchlan
Patented Case
View Patent ↗
Granted: Jan 23, 2001
Filed: Aug 29, 1996
Inventor
Daniel T. MacLauchlan
Assignee (at issue)
BWX Technologies, 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.