75250852
Mar 3, 1997
Feb 23, 1999
integrated optical waveguide chemical, biochemical and radiochemical sensors; dynamic monitoring systems, namely, sensors consisting of a light source, a semi-conductor chip, a waveguide, a detector, an amplifier and direct reading, integrating and dynamic range circuits for use in measuring a wide variety of environmental pollutants; medical diagnostics, human exposure and specific chemical and biochemical event indicators not for monitoring the condition of lubricating oil
Electrical and Scientific Apparatus