Granted Patent
Utility
US 5,213,749 · App. 07/739,121
Method of forming a rubber seal having a metallic insert
Inventors:
Howard D. Huss, William G. Greenaway, Lawrence R. Streitman
Patented Case
View Patent ↗
Granted: May 25, 1993
Filed: Jul 31, 1991
Inventors
Howard D. Huss
William G. Greenaway
Lawrence R. Streitman
Assignee (at issue)
Westinghouse Air Brake 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.