Granted Patent
Utility
US 4,478,241 · App. 06/330,918
Solenoid actuated valve blocks for glassware forming machines
Inventors:
Luis Cardenas-Franco, Enrique Veazey-Menendez, Jorge Alfredo Heredia-De-La-Paz
Patented Case
View Patent ↗
Granted: Oct 23, 1984
Filed: Dec 15, 1981
Inventors
Luis Cardenas-Franco
Enrique Veazey-Menendez
Jorge Alfredo Heredia-De-La-Paz
Assignee (at issue)
Vitro Tec Fideicomiso
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.