Granted Patent
Utility
US 4,853,533 · App. 07/131,179
Defect detection system with quick-release modules
Inventors:
James Little, Dennis Cavin
Patented Case
View Patent ↗
Granted: Aug 1, 1989
Filed: Dec 10, 1987
Inventors
James Little
Dennis Cavin
Assignee (at issue)
Simco/Ramic Corporation
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.