Granted Patent
Utility
US 4,319,204 · App. 06/159,897
Phase modulated square wave generator
Inventors:
James Weldon, Joseph B. Sainton
Patented Case
View Patent ↗
Granted: Mar 9, 1982
Filed: Jun 16, 1980
Inventors
James Weldon
Joseph B. Sainton
Assignee (at issue)
Continental Electronics Mfg. Co.
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.