Granted Patent
Utility
US 4,433,575 · App. 06/265,339
Flow splitting device for fluid flow meter
Inventor:
Ralph E. Rutherford
Patented Case
View Patent ↗
Granted: Feb 28, 1984
Filed: May 19, 1981
Inventor
Ralph E. Rutherford
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.