Granted Patent
Utility
US 6,725,733 · App. 10/456,602
Torque balance flow meter
Inventor:
Murray F. Feller
Patented Case
View Patent ↗
Granted: Apr 27, 2004
Filed: Jun 6, 2003
Inventor
Murray F. Feller
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.