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Instrument i metar
THL100 Portable Metal Hardness Meter
THL10B Portable Hardness Meter
THL110 Portable Richter Hardness Meter
THL380 High Precision Richter Hardness Meter
TIME5300 Richter Hardness Meter (ye yam)
TIME 5310 Richter Hardness Meter
TIME 5100 Integrated Richter Hardness Meter
Uspješna operacija!