Granted Patent
Utility
US 4,406,319 · App. 06/207,408
Venetian blind drive control
Inventors:
Claude Mathew McNiel, Louis G. Valle
Patented Case
View Patent ↗
Granted: Sep 27, 1983
Filed: Nov 17, 1980
Inventors
Claude Mathew McNiel
Louis G. Valle
Assignee (at issue)
Beatrice Foods 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.