Granted Patent
Utility
US 5,471,772 · App. 08/086,154
Fairlead mechanism with synchronized sheaves
Inventors:
Robert H. Blaszynski, Carl A. Soczka
Patented Case
View Patent ↗
Granted: Dec 5, 1995
Filed: Jul 1, 1993
Inventors
Robert H. Blaszynski
Carl A. Soczka
Assignee (at issue)
Harnischfeger 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.