electronic vehicle mounted units used for monitoring a plurality of functions and conditions of a vehicle, namely, the vehicle speed, engine speed, temperatures of motor, cabin and refrigerated compartment or trailer, brake switch, hood switch and door locking systems, geographic positioning of the said vehicle and other related functions

'brake':32 'cabin':26 'compart':29 'condit':13 'door':37 'electron':1 'engin':21 'function':11,49 'geograph':40 'hood':34 'lock':38 'monitor':7 'motor':25 'mount':3 'name':17 'plural':9 'posit':41 'refriger':28 'relat':48 'said':44 'speed':20,22 'switch':33,35 'system':39 'temperatur':23 'trailer':31 'unit':4 'use':5 'vehicl':2,16,19,45

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