Granted Patent
Utility
US 4,426,031 · App. 06/296,093
Method of soldering ink jet nozzle to piezoelectric element
Inventor:
Laszlo Halasz
Patented Case
View Patent ↗
Granted: Jan 17, 1984
Filed: Aug 26, 1981
Inventor
Laszlo Halasz
Assignee (at issue)
Gould Inc.
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.