Granted Patent
Utility
US 4,055,084 · App. 05/703,584
Liquid flow meter construction
Inventor:
Hans Wilde
Patented Case
View Patent ↗
Granted: Oct 25, 1977
Filed: Jul 8, 1976
Inventor
Hans Wilde
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.