SLOPE INDICATOR COMPANY, THE

geotechnical instruments; namely, piezometers, force transducers, and concrete strain gauges and readout devices associated therewith

strain gages, pressure measurement gages, geological exploration apparatus; namely, tiltmeters, inclinometers, pore pressure measurement devices, extensometers, and readout devices used therewith

Class 009: STRUCTURAL GEOPHYSICAL INSTRUMENTS, NAMELY INCLINOMETERS, TILTMETERS, PLUMB-LINES, SPIRAL SENSORS, PORE-PRESSURE TRANSDUCERS, PORTABLE PNEUMATIC INDICATORS, ELECTRICAL PIEZOMETER PRESSURE SENSORS, WATER LEVEL INDICATORS, WATER SAMPLERS, BORE HOLE EXTENSOMETERS, STRAIN METERS, TAPE EXTENSOMETERS, SETTLEMENT PROBES; AND VIBRATION MONITORING INSTRUMENTS, NAMELY, GROUND VIBRATION SENSORS, LOAD CELLS, STRAIN GAUGES, VIBRATING WIRE STRAIN GAUGES

Class 009: MICROPROCESSOR BASED DATA ACQUISITION AND TRANSMISSION NETWORK FOR STRUCTURAL MONITORING AND TESTING NAMELY, STRAIN GAGES, STRESS TRANSDUCERS, PRESSURE TRANSDUCERS, EXTENSOMETERS, INCLINOMETERS, DATA CONVERTERS AND INTERRELATED LINE DRIVERS AND RECEIVERS ASSEMBLED TOGETHER IN A NETWORK

IN SITU MEASUREMENT OF THE STATIC AND DYNAMIC BEHAVIOR OF SOIL AND ROCK, AS AT FOUNDATIONS, ABUTMENTS, TUNNEL BORES, AND IN EXCAVATIONS

APPARATUS FOR TESTING SOIL SPECIMENS FOR THE DETERMINATION OF SHEAR STRENGTH