Granted Patent
Utility
US 5,483,033 · App. 08/133,428
Apparatus and method for sequentially registering tool modules for a welding operation of a tube
Inventors:
William E. Pirl, Kurt K. Lichtenfels
Patented Case
View Patent ↗
Granted: Jan 9, 1996
Filed: Oct 8, 1993
Inventors
William E. Pirl
Kurt K. Lichtenfels
Assignee (at issue)
Westinghouse Electric Company LLC
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.