Granted Patent
Utility
US 4,570,150 · App. 06/561,306
Precision resistor and method of making same
Inventors:
Felix Zandman, Frank P. Sandone, Jr
Patented Case
View Patent ↗
Granted: Feb 11, 1986
Filed: Dec 14, 1983
Inventors
Felix Zandman
Frank P. Sandone, Jr
Assignee (at issue)
VISHAY INTERTECHNOLOGY, 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.