Granted Patent
Utility
US 5,172,593 · App. 07/731,101
Volumetric meter for liquids and/or gases
Inventors:
Giorgio Bergamini, Ernesto Paris
Patented Case
View Patent ↗
Granted: Dec 22, 1992
Filed: Jul 15, 1991
Inventors
Giorgio Bergamini
Ernesto Paris
Assignee (at issue)
Nuovopignone Industrie Meccaniche E Fonderia S.p.A.
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.