Granted Patent
Utility
US 4,887,728 · App. 07/203,090
Adjustable clothes drying unit
Inventor:
Francis L. DeRosia
Patented Case
View Patent ↗
Granted: Dec 19, 1989
Filed: Jun 7, 1988
Inventor
Francis L. DeRosia
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.