74536434
Jun 13, 1994
Jan 2, 1996
pre-calibrated sensors and data acquisition equipment, namely electrode amplifier, relative light intensity probe apparatus, force transducer, magnetic field sensor, experimenters palette in the nature of an electronic breadboard, colorimeter, dissolved oxygen sensor, temperature amplifier, gain amplifier, barometric pressure monitor, differential pressure monitor, pulse rate monitor, grip strength recorder, sonic ranger in the nature of an apparatus for use in measuring position versus time data, and a dual sonic ranger in the nature of an apparatus for use in measuring position versus time data
Electrical and Scientific Apparatus