Granted Patent
Utility
US 6,318,005 · App. 09/595,646
Dredge with improved auger shroud
Inventor:
Lee R. Andre
Patented Case
View Patent ↗
Granted: Nov 20, 2001
Filed: Jun 16, 2000
Inventor
Lee R. Andre
Assignee (at issue)
Ellicott Machine Corporation International
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.