Granted Patent
Utility
US 4,492,246 · App. 06/479,460
Solid state current-to-pressure and current-to-motion transducer
Inventors:
Robert Claude Prescott, Calman Gold, Eric V. Anderson
Patented Case
View Patent ↗
Granted: Jan 8, 1985
Filed: Mar 28, 1983
Inventors
Robert Claude Prescott
Calman Gold
Eric V. Anderson
Assignee (at issue)
MCGRAW-EDISON COMPANY
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.