Granted Patent
Utility
US 4,608,578 · App. 06/665,746
Braked media transport for laser scanners
Inventors:
N. Balasubramanian, Alan L. Helgesson
Patented Case
View Patent ↗
Granted: Aug 26, 1986
Filed: Oct 29, 1984
Inventors
N. Balasubramanian
Alan L. Helgesson
Assignee (at issue)
Matrix Instruments 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.