Waaree: Joint ventures   WAAREE OMNTEC ATG PVT LTD - Mfg. Automatic Tank Gauging Systems for Retail Petroleum for OMNTEC, USA   NIVELCO INSTRUMENTATION INDIA PVT LTD - Marketing & Assembling Level Transmitters & other Level Instruments for NIVELCO, Hungary.    WAANESS TECH PVT LTD - Mfg. of Pressure & Temperature Gauges for NESSTECH, Japan.   WAAREE MM PETROTECH PVT. LTD. - Mfg. of LPG & Oil Dispensers with MM Petrotech, Poland