Granted Patent
Utility
US 5,124,982 · App. 07/486,086
Multiple port medium attachment unit for a network
Inventor:
Shinkyo Kaku
Patented Case
View Patent ↗
Granted: Jun 23, 1992
Filed: Feb 27, 1990
Inventor
Shinkyo Kaku
Assignee (at issue)
Allied Telesis Holdings Kabushiki Kaisha
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.