Granted Patent
Utility
US 4,867,418 · App. 07/296,847
Apparatus for increasing the load handling capability of support and manipulating equipment
Inventor:
Charles K. Daniels
Patented Case
View Patent ↗
Granted: Sep 19, 1989
Filed: Jan 12, 1989
Inventor
Charles K. Daniels
Assignee (at issue)
NL Industries, 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.