Granted Patent
Utility
US 5,461,377 · App. 08/358,570
Panel unit of dealing board
Inventors:
Fumiyoshi Oono, Tomonobu Watanabe, Yoshitada Yaginuma
Patented Case
View Patent ↗
Granted: Oct 24, 1995
Filed: Dec 13, 1994
Inventors
Fumiyoshi Oono
Tomonobu Watanabe
Yoshitada Yaginuma
Assignee (at issue)
Hitachi Telecom Technologies, Ltd
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.