Granted Patent
Utility
US 5,178,341 · App. 07/887,158
Winder speed control apparatus
Inventor:
James W. Ditto
Patented Case
View Patent ↗
Granted: Jan 12, 1993
Filed: May 21, 1992
Inventor
James W. Ditto
Assignee (at issue)
Graphic Packaging Corporation
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.