Granted Patent
Utility
US 4,884,346 · App. 07/292,056
Apparatus for linear measurements
Inventor:
Kenneth J. Cook
Patented Case
View Patent ↗
Granted: Dec 5, 1989
Filed: Dec 30, 1988
Inventor
Kenneth J. Cook
Assignee (at issue)
GTE Valenite 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.