Granted Patent
Utility
US 4,595,221 · App. 06/658,536
Disc transfer device
Inventors:
Richard de Geus, James J. Grubish
Patented Case
View Patent ↗
Granted: Jun 17, 1986
Filed: Oct 9, 1984
Inventors
Richard de Geus
James J. Grubish
Assignee (at issue)
Priam 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.