Granted Patent
Utility
US 5,078,628 · App. 07/370,686
Marine propulsor
Inventor:
Chester A. Garis, Jr.
Patented Case
View Patent ↗
Granted: Jan 7, 1992
Filed: Jun 23, 1989
Inventor
Chester A. Garis, Jr.
Assignee (at issue)
Newport News Shipbuilding and Dry Dock 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.