Granted Patent
Utility
US 5,762,020 · App. 08/681,526
Implement for milking animals
Inventor:
Cornelis van der Lely
Patented Case
View Patent ↗
Granted: Jun 9, 1998
Filed: Jul 23, 1996
Inventor
Cornelis van der Lely
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.