Granted Patent
Utility
US 5,461,950 · App. 08/232,607
T-shaped reversible ratchet tool
Inventor:
Dean J. Iwinski
Patented Case
View Patent ↗
Granted: Oct 31, 1995
Filed: Apr 25, 1994
Inventor
Dean J. Iwinski
Assignee (at issue)
Snap-on Incorporated
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.