Granted Patent
Utility
US 5,088,057 · App. 07/504,812
Rational rate frequency generator
Inventors:
Daniel Amrany, Cecil W. Farrow
Patented Case
View Patent ↗
Granted: Feb 11, 1992
Filed: Apr 5, 1990
Inventors
Daniel Amrany
Cecil W. Farrow
Assignee (at issue)
AT&T Bell Laboratories
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.