Granted Patent
Utility
US 5,237,124 · App. 07/718,796
Transmission sound developing system with PCM data
Inventor:
Kazuhiko Tabei
Patented Case
View Patent ↗
Granted: Aug 17, 1993
Filed: Jun 21, 1991
Inventor
Kazuhiko Tabei
Assignee (at issue)
NEC 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.