Granted Patent
Utility
US 4,742,401 · App. 06/922,334
Opto-electronic scan head which has a housing portion and a housing member that are coupled together by first and second guide rods so as to allow relative motion therebetween
Inventors:
Klaus Andree, Ralf Balzeit, Ulrich Parl, Lutz Rebetge
Patented Case
View Patent ↗
Granted: May 3, 1988
Filed: Oct 23, 1986
Inventors
Klaus Andree
Ralf Balzeit
Ulrich Parl
Lutz Rebetge
Assignee (at issue)
Dr. Ing. Rudolf Hell GmbH
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.