Granted Patent
Utility
US 4,493,968 · App. 06/513,533
Adaptive welder with laser TV-scanner
Inventor:
Ronald D. Brown
Patented Case
View Patent ↗
Granted: Jan 15, 1985
Filed: Jul 13, 1983
Inventor
Ronald D. Brown
Assignee (at issue)
Caterpillar Tractor Co.
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.