77981438
Jul 15, 2009
Apr 19, 2011
transparent material in the nature of lenses and optics assemblies for use in infrared detectors for use in military, law enforcement, civil, scientific and industrial applications; transparent material in the nature of lenses and optics assemblies for use in electronic components in the nature of infrared detectors for use in further manufacture; transparent material in the nature of lenses and optics assemblies for use in electronic detectors for observing and measuring the infrared spectrum, namely, infrared detectors
Electrical and Scientific Apparatus