Granted Patent
Utility
US 5,105,193 · App. 07/304,950
Digital to analogue convertors
Inventors:
Alexander Vogt, Ian Juso Dedic
Patented Case
View Patent ↗
Granted: Apr 14, 1992
Filed: Feb 1, 1989
Inventors
Alexander Vogt
Ian Juso Dedic
Assignee (at issue)
Marconi Electronic Devices Limited
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.