Granted Patent
Utility
US 4,386,730 · App. 06/283,856
Centrifuge assembly
Inventor:
Alfred P. Mulzet
Patented Case
View Patent ↗
Granted: Jun 7, 1983
Filed: Jul 16, 1981
Inventor
Alfred P. Mulzet
Assignee (at issue)
International Business Machines Corporation
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.