Granted Patent
Utility
US 5,684,287 · App. 08/419,240
Bar code scanner with tactile/vibratory signaling means
Inventor:
Robert H. Walts
Patented Case
View Patent ↗
Granted: Nov 4, 1997
Filed: Apr 10, 1995
Inventor
Robert H. Walts
Assignee (at issue)
PSC, 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.