Granted Patent
Utility
US 5,539,675 · App. 08/176,147
Automated thickness measuring device
Inventors:
James J. Carroll Sr., Donald Bruce Sorensen, Robert S. Thayer
Patented Case
View Patent ↗
Granted: Jul 23, 1996
Filed: Dec 30, 1993
Inventors
James J. Carroll Sr.
Donald Bruce Sorensen
Robert S. Thayer
Assignee (at issue)
General Electric 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.