Granted Patent
Utility
US 4,693,453 · App. 06/864,544
Cable drum latching and unlatching mechanism
Inventor:
Steve D. Ivan
Patented Case
View Patent ↗
Granted: Sep 15, 1987
Filed: May 19, 1986
Inventor
Steve D. Ivan
Assignee (at issue)
Wickes Manufacturing 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.