Granted Patent
Utility
US 4,307,462 · App. 06/090,617
Synchronous demultiplexer with elastic dual-memory bit store for TDM/PCM telecommunication system
Inventor:
Gabriele Mazzocchi
Patented Case
View Patent ↗
Granted: Dec 22, 1981
Filed: Nov 2, 1979
Inventor
Gabriele Mazzocchi
Assignee (at issue)
Societa Italiana Telecomunicazioni Siemens S.p.A.
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.