Granted Patent
Utility
US 5,138,933 · App. 07/451,910
Activator device for movable components
Inventors:
Paul S. Weitzel, Bernard M. McCoy
Patented Case
View Patent ↗
Granted: Aug 18, 1992
Filed: Dec 18, 1989
Inventors
Paul S. Weitzel
Bernard M. McCoy
Assignee (at issue)
The Babcock & Wilcox Company
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.