Granted Patent
Utility
US 4,672,215 · App. 06/834,189
Hand held laser bar code reader with safety shutoff responsive to housing motion detector
Inventor:
P. Guy Howard
Patented Case
View Patent ↗
Granted: Jun 9, 1987
Filed: Feb 27, 1986
Inventor
P. Guy Howard
Assignee (at issue)
Spectra-Physics, 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.