Granted Patent
Utility
US 5,239,571 · App. 07/774,195
Radio telephone device capable of automatically reconnecting an abnormally terminated communication line
Inventor:
Shinya Takahashi
Patented Case
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Granted: Aug 24, 1993
Filed: Oct 10, 1991
Inventor
Shinya Takahashi
Assignee (at issue)
Kabushiki Kaisha Toshiba
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.