Granted Patent
Utility
US 5,033,639 · App. 07/154,735
Bunged vessel
Inventor:
Dietmar Przytulla
Patented Case
View Patent ↗
Granted: Jul 23, 1991
Filed: Feb 11, 1988
Inventor
Dietmar Przytulla
Assignee (at issue)
Mauser Werke GmbH
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.