Meteorological instruments, namely: apparatus, sensors, probes, transmitters and gauges for use in the following fields: measuring and analysing rain, rain types, prevailing weather, and water.

Automatic Piloting Unit Utilizing a Sensor for Guiding an Agricultural Vehicle Over a Pre-Determined Path; Travel Recorders Designed to Record the Path Travelled by an Agricultural Vehicle on an Indicator so as to Allow the Operator to Repeat the Same Pattern of Travel