Granted Patent
Utility
US 4,333,510 · App. 06/216,776
Tilt rod support for a Venetian blind
Inventor:
Mark A. Fox
Patented Case
View Patent ↗
Granted: Jun 8, 1982
Filed: Dec 29, 1980
Inventor
Mark A. Fox
Assignee (at issue)
Marathon Manufacturing Company
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.