Granted Patent
Utility
US 4,751,375 · App. 06/851,062
Method and apparatus for reading bar code under rapidly changing scanning speed conditions
Inventor:
Raymond F. Ravizza
Patented Case
View Patent ↗
Granted: Jun 14, 1988
Filed: Apr 11, 1986
Inventor
Raymond F. Ravizza
Assignee (at issue)
Ampex 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.