Granted Patent
Utility
US 4,782,608 · App. 06/928,319
Variable steam control for electric iron
Inventor:
John T. Petrik
Patented Case
View Patent ↗
Granted: Nov 8, 1988
Filed: Nov 7, 1986
Inventor
John T. Petrik
Assignee (at issue)
BLACK & DECKER INC.
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.